Finding the Fourth Proportional to 79,498.32, 109,710.72 and 45,512.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,498.32 : 109,710.72 = 45,512.16 : x
2. Step 2: Convert to fraction form
   79,498.32/109,710.72 = 45,512.16/x
3. Step 3: Cross multiply
   79,498.32x = 109,710.72 × 45,512.16
4. Step 4: Simplify right side
   79,498.32x = 4,993,171,842.36
5. Step 5: Solve for x
   x = 4,993,171,842.36/79,498.32
6. Step 6: Final answer
   x = 62,808.52