Finding the Fourth Proportional to 72,764.21, 109,146.34 and 32,736.45

Step by Step Solution

1. Step 1: Write the proportion equation
   72,764.21 : 109,146.34 = 32,736.45 : x
2. Step 2: Convert to fraction form
   72,764.21/109,146.34 = 32,736.45/x
3. Step 3: Cross multiply
   72,764.21x = 109,146.34 × 32,736.45
4. Step 4: Simplify right side
   72,764.21x = 3,573,063,743.01
5. Step 5: Solve for x
   x = 3,573,063,743.01/72,764.21
6. Step 6: Final answer
   x = 49,104.69