Finding the Fourth Proportional to 69,552, 95,986.72 and 39,337.60

Step by Step Solution

1. Step 1: Write the proportion equation
   69,552 : 95,986.72 = 39,337.60 : x
2. Step 2: Convert to fraction form
   69,552/95,986.72 = 39,337.60/x
3. Step 3: Cross multiply
   69,552x = 95,986.72 × 39,337.60
4. Step 4: Simplify right side
   69,552x = 3,775,887,196.67
5. Step 5: Solve for x
   x = 3,775,887,196.67/69,552
6. Step 6: Final answer
   x = 54,288.69