Finding the Fourth Proportional to 104,680.59, 144,426.62 and 59,355.02

Step by Step Solution

1. Step 1: Write the proportion equation
   104,680.59 : 144,426.62 = 59,355.02 : x
2. Step 2: Convert to fraction form
   104,680.59/144,426.62 = 59,355.02/x
3. Step 3: Cross multiply
   104,680.59x = 144,426.62 × 59,355.02
4. Step 4: Simplify right side
   104,680.59x = 8,572,443,899.72
5. Step 5: Solve for x
   x = 8,572,443,899.72/104,680.59
6. Step 6: Final answer
   x = 81,891.44