Finding the Fourth Proportional to 71,118.43, 98,146.42 and 40,903.76

Step by Step Solution

1. Step 1: Write the proportion equation
   71,118.43 : 98,146.42 = 40,903.76 : x
2. Step 2: Convert to fraction form
   71,118.43/98,146.42 = 40,903.76/x
3. Step 3: Cross multiply
   71,118.43x = 98,146.42 × 40,903.76
4. Step 4: Simplify right side
   71,118.43x = 4,014,557,404.02
5. Step 5: Solve for x
   x = 4,014,557,404.02/71,118.43
6. Step 6: Final answer
   x = 56,448.90