Finding the Fourth Proportional to 71,627.27, 98,742.98 and 50,340.47

Step by Step Solution

1. Step 1: Write the proportion equation
   71,627.27 : 98,742.98 = 50,340.47 : x
2. Step 2: Convert to fraction form
   71,627.27/98,742.98 = 50,340.47/x
3. Step 3: Cross multiply
   71,627.27x = 98,742.98 × 50,340.47
4. Step 4: Simplify right side
   71,627.27x = 4,970,767,654.54
5. Step 5: Solve for x
   x = 4,970,767,654.54/71,627.27
6. Step 6: Final answer
   x = 69,397.70