Finding the Fourth Proportional to 99,308.77, 137,066.02 and 59,014.74

Step by Step Solution

1. Step 1: Write the proportion equation
   99,308.77 : 137,066.02 = 59,014.74 : x
2. Step 2: Convert to fraction form
   99,308.77/137,066.02 = 59,014.74/x
3. Step 3: Cross multiply
   99,308.77x = 137,066.02 × 59,014.74
4. Step 4: Simplify right side
   99,308.77x = 8,088,915,899.60
5. Step 5: Solve for x
   x = 8,088,915,899.60/99,308.77
6. Step 6: Final answer
   x = 81,452.18