Finding the Fourth Proportional to 69,464.72, 95,859.32 and 40,783.91

Step by Step Solution

1. Step 1: Write the proportion equation
   69,464.72 : 95,859.32 = 40,783.91 : x
2. Step 2: Convert to fraction form
   69,464.72/95,859.32 = 40,783.91/x
3. Step 3: Cross multiply
   69,464.72x = 95,859.32 × 40,783.91
4. Step 4: Simplify right side
   69,464.72x = 3,909,517,196.33
5. Step 5: Solve for x
   x = 3,909,517,196.33/69,464.72
6. Step 6: Final answer
   x = 56,280.61