Finding the Fourth Proportional to 94,748.64, 142,122.72 and 88,974.72

Step by Step Solution

1. Step 1: Write the proportion equation
   94,748.64 : 142,122.72 = 88,974.72 : x
2. Step 2: Convert to fraction form
   94,748.64/142,122.72 = 88,974.72/x
3. Step 3: Cross multiply
   94,748.64x = 142,122.72 × 88,974.72
4. Step 4: Simplify right side
   94,748.64x = 12,645,329,217.64
5. Step 5: Solve for x
   x = 12,645,329,217.64/94,748.64
6. Step 6: Final answer
   x = 133,461.85