Finding the Fourth Proportional to 71,300.64, 98,393.69 and 39,468.86

Step by Step Solution

1. Step 1: Write the proportion equation
   71,300.64 : 98,393.69 = 39,468.86 : x
2. Step 2: Convert to fraction form
   71,300.64/98,393.69 = 39,468.86/x
3. Step 3: Cross multiply
   71,300.64x = 98,393.69 × 39,468.86
4. Step 4: Simplify right side
   71,300.64x = 3,883,486,086.18
5. Step 5: Solve for x
   x = 3,883,486,086.18/71,300.64
6. Step 6: Final answer
   x = 54,466.36