Finding the Fourth Proportional to 142,132.50, 213,199.56 and 59,026.50

Step by Step Solution

1. Step 1: Write the proportion equation
   142,132.50 : 213,199.56 = 59,026.50 : x
2. Step 2: Convert to fraction form
   142,132.50/213,199.56 = 59,026.50/x
3. Step 3: Cross multiply
   142,132.50x = 213,199.56 × 59,026.50
4. Step 4: Simplify right side
   142,132.50x = 12,584,423,828.34
5. Step 5: Solve for x
   x = 12,584,423,828.34/142,132.50
6. Step 6: Final answer
   x = 88,540.09