Finding the Fourth Proportional to 107,522.49, 148,384.84 and 59,128.10

Step by Step Solution

1. Step 1: Write the proportion equation
   107,522.49 : 148,384.84 = 59,128.10 : x
2. Step 2: Convert to fraction form
   107,522.49/148,384.84 = 59,128.10/x
3. Step 3: Cross multiply
   107,522.49x = 148,384.84 × 59,128.10
4. Step 4: Simplify right side
   107,522.49x = 8,773,713,881.15
5. Step 5: Solve for x
   x = 8,773,713,881.15/107,522.49
6. Step 6: Final answer
   x = 81,598.87