Finding the Fourth Proportional to 131,705.34, 197,385.72 and 52,874.88

Step by Step Solution

1. Step 1: Write the proportion equation
   131,705.34 : 197,385.72 = 52,874.88 : x
2. Step 2: Convert to fraction form
   131,705.34/197,385.72 = 52,874.88/x
3. Step 3: Cross multiply
   131,705.34x = 197,385.72 × 52,874.88
4. Step 4: Simplify right side
   131,705.34x = 10,436,746,258.71
5. Step 5: Solve for x
   x = 10,436,746,258.71/131,705.34
6. Step 6: Final answer
   x = 79,243.15