Finding the Fourth Proportional to 95,290.56, 131,491.50 and 55,017.30

Step by Step Solution

1. Step 1: Write the proportion equation
   95,290.56 : 131,491.50 = 55,017.30 : x
2. Step 2: Convert to fraction form
   95,290.56/131,491.50 = 55,017.30/x
3. Step 3: Cross multiply
   95,290.56x = 131,491.50 × 55,017.30
4. Step 4: Simplify right side
   95,290.56x = 7,234,307,302.95
5. Step 5: Solve for x
   x = 7,234,307,302.95/95,290.56
6. Step 6: Final answer
   x = 75,918.40