Finding the Fourth Proportional to 94,950.55, 131,064.72 and 54,680.36

Step by Step Solution

1. Step 1: Write the proportion equation
   94,950.55 : 131,064.72 = 54,680.36 : x
2. Step 2: Convert to fraction form
   94,950.55/131,064.72 = 54,680.36/x
3. Step 3: Cross multiply
   94,950.55x = 131,064.72 × 54,680.36
4. Step 4: Simplify right side
   94,950.55x = 7,166,665,520.10
5. Step 5: Solve for x
   x = 7,166,665,520.10/94,950.55
6. Step 6: Final answer
   x = 75,477.87