Finding the Fourth Proportional to 130,151.87, 195,004.72 and 87,377.18

Step by Step Solution

1. Step 1: Write the proportion equation
   130,151.87 : 195,004.72 = 87,377.18 : x
2. Step 2: Convert to fraction form
   130,151.87/195,004.72 = 87,377.18/x
3. Step 3: Cross multiply
   130,151.87x = 195,004.72 × 87,377.18
4. Step 4: Simplify right side
   130,151.87x = 17,038,962,520.29
5. Step 5: Solve for x
   x = 17,038,962,520.29/130,151.87
6. Step 6: Final answer
   x = 130,916.00