Finding the Fourth Proportional to 71,288.02, 98,402.04 and 41,085.40

Step by Step Solution

1. Step 1: Write the proportion equation
   71,288.02 : 98,402.04 = 41,085.40 : x
2. Step 2: Convert to fraction form
   71,288.02/98,402.04 = 41,085.40/x
3. Step 3: Cross multiply
   71,288.02x = 98,402.04 × 41,085.40
4. Step 4: Simplify right side
   71,288.02x = 4,042,886,682.21
5. Step 5: Solve for x
   x = 4,042,886,682.21/71,288.02
6. Step 6: Final answer
   x = 56,712.01