Finding the Fourth Proportional to 72,038.09, 99,320.14 and 59,069.59

Step by Step Solution

1. Step 1: Write the proportion equation
   72,038.09 : 99,320.14 = 59,069.59 : x
2. Step 2: Convert to fraction form
   72,038.09/99,320.14 = 59,069.59/x
3. Step 3: Cross multiply
   72,038.09x = 99,320.14 × 59,069.59
4. Step 4: Simplify right side
   72,038.09x = 5,866,799,948.54
5. Step 5: Solve for x
   x = 5,866,799,948.54/72,038.09
6. Step 6: Final answer
   x = 81,440.25