Finding the Fourth Proportional to 88,180.14, 132,131.97 and 74,978.22

Step by Step Solution

1. Step 1: Write the proportion equation
   88,180.14 : 132,131.97 = 74,978.22 : x
2. Step 2: Convert to fraction form
   88,180.14/132,131.97 = 74,978.22/x
3. Step 3: Cross multiply
   88,180.14x = 132,131.97 × 74,978.22
4. Step 4: Simplify right side
   88,180.14x = 9,907,019,915.69
5. Step 5: Solve for x
   x = 9,907,019,915.69/88,180.14
6. Step 6: Final answer
   x = 112,349.79