Finding the Fourth Proportional to 71,145.06, 98,196.56 and 40,947.83

Step by Step Solution

1. Step 1: Write the proportion equation
   71,145.06 : 98,196.56 = 40,947.83 : x
2. Step 2: Convert to fraction form
   71,145.06/98,196.56 = 40,947.83/x
3. Step 3: Cross multiply
   71,145.06x = 98,196.56 × 40,947.83
4. Step 4: Simplify right side
   71,145.06x = 4,020,936,045.46
5. Step 5: Solve for x
   x = 4,020,936,045.46/71,145.06
6. Step 6: Final answer
   x = 56,517.43