Finding the Fourth Proportional to 69,929.60, 96,625.60 and 55,898.24

Step by Step Solution

1. Step 1: Write the proportion equation
   69,929.60 : 96,625.60 = 55,898.24 : x
2. Step 2: Convert to fraction form
   69,929.60/96,625.60 = 55,898.24/x
3. Step 3: Cross multiply
   69,929.60x = 96,625.60 × 55,898.24
4. Step 4: Simplify right side
   69,929.60x = 5,401,200,978.94
5. Step 5: Solve for x
   x = 5,401,200,978.94/69,929.60
6. Step 6: Final answer
   x = 77,237.69