Finding the Fourth Proportional to 69,796.72, 96,336.58 and 39,599.72

Step by Step Solution

1. Step 1: Write the proportion equation
   69,796.72 : 96,336.58 = 39,599.72 : x
2. Step 2: Convert to fraction form
   69,796.72/96,336.58 = 39,599.72/x
3. Step 3: Cross multiply
   69,796.72x = 96,336.58 × 39,599.72
4. Step 4: Simplify right side
   69,796.72x = 3,814,901,593.76
5. Step 5: Solve for x
   x = 3,814,901,593.76/69,796.72
6. Step 6: Final answer
   x = 54,657.32