Finding the Fourth Proportional to 89,762.04, 133,850.88 and 88,962.30

Step by Step Solution

1. Step 1: Write the proportion equation
   89,762.04 : 133,850.88 = 88,962.30 : x
2. Step 2: Convert to fraction form
   89,762.04/133,850.88 = 88,962.30/x
3. Step 3: Cross multiply
   89,762.04x = 133,850.88 × 88,962.30
4. Step 4: Simplify right side
   89,762.04x = 11,907,682,141.82
5. Step 5: Solve for x
   x = 11,907,682,141.82/89,762.04
6. Step 6: Final answer
   x = 132,658.33