Finding the Fourth Proportional to 95,328.18, 131,558.85 and 55,049.31

Step by Step Solution

1. Step 1: Write the proportion equation
   95,328.18 : 131,558.85 = 55,049.31 : x
2. Step 2: Convert to fraction form
   95,328.18/131,558.85 = 55,049.31/x
3. Step 3: Cross multiply
   95,328.18x = 131,558.85 × 55,049.31
4. Step 4: Simplify right side
   95,328.18x = 7,242,223,916.89
5. Step 5: Solve for x
   x = 7,242,223,916.89/95,328.18
6. Step 6: Final answer
   x = 75,971.49