Finding the Fourth Proportional to 45,706.61, 63,092.42 and 40,917.89

Step by Step Solution

1. Step 1: Write the proportion equation
   45,706.61 : 63,092.42 = 40,917.89 : x
2. Step 2: Convert to fraction form
   45,706.61/63,092.42 = 40,917.89/x
3. Step 3: Cross multiply
   45,706.61x = 63,092.42 × 40,917.89
4. Step 4: Simplify right side
   45,706.61x = 2,581,608,807.98
5. Step 5: Solve for x
   x = 2,581,608,807.98/45,706.61
6. Step 6: Final answer
   x = 56,482.17