Finding the Fourth Proportional to 71,298.54, 98,402.54 and 41,078.12

Step by Step Solution

1. Step 1: Write the proportion equation
   71,298.54 : 98,402.54 = 41,078.12 : x
2. Step 2: Convert to fraction form
   71,298.54/98,402.54 = 41,078.12/x
3. Step 3: Cross multiply
   71,298.54x = 98,402.54 × 41,078.12
4. Step 4: Simplify right side
   71,298.54x = 4,042,190,649.02
5. Step 5: Solve for x
   x = 4,042,190,649.02/71,298.54
6. Step 6: Final answer
   x = 56,693.88