Finding the Fourth Proportional to 112,762,739,764.32, 155,568,540,394.80 and 64,565,026,458.72

Step by Step Solution

1. Step 1: Write the proportion equation
   112,762,739,764.32 : 155,568,540,394.80 = 64,565,026,458.72 : x
2. Step 2: Convert to fraction form
   112,762,739,764.32/155,568,540,394.80 = 64,565,026,458.72/x
3. Step 3: Cross multiply
   112,762,739,764.32x = 155,568,540,394.80 × 64,565,026,458.72
4. Step 4: Simplify right side
   112,762,739,764.32x = 10,044,286,926,734,711,848,960
5. Step 5: Solve for x
   x = 10,044,286,926,734,711,848,960/112,762,739,764.32
6. Step 6: Final answer
   x = 89,074,520,073.99