Finding the Fourth Proportional to 147,900.10, 221,522.10 and 59,107.90

Step by Step Solution

1. Step 1: Write the proportion equation
   147,900.10 : 221,522.10 = 59,107.90 : x
2. Step 2: Convert to fraction form
   147,900.10/221,522.10 = 59,107.90/x
3. Step 3: Cross multiply
   147,900.10x = 221,522.10 × 59,107.90
4. Step 4: Simplify right side
   147,900.10x = 13,093,706,134.59
5. Step 5: Solve for x
   x = 13,093,706,134.59/147,900.10
6. Step 6: Final answer
   x = 88,530.75