Finding the Fourth Proportional to 71,288.36, 98,402.52 and 41,085.74

Step by Step Solution

1. Step 1: Write the proportion equation
   71,288.36 : 98,402.52 = 41,085.74 : x
2. Step 2: Convert to fraction form
   71,288.36/98,402.52 = 41,085.74/x
3. Step 3: Cross multiply
   71,288.36x = 98,402.52 × 41,085.74
4. Step 4: Simplify right side
   71,288.36x = 4,042,939,860.05
5. Step 5: Solve for x
   x = 4,042,939,860.05/71,288.36
6. Step 6: Final answer
   x = 56,712.49