Finding the Fourth Proportional to 71,064.91, 106,653.08 and 49,577.89

Step by Step Solution

1. Step 1: Write the proportion equation
   71,064.91 : 106,653.08 = 49,577.89 : x
2. Step 2: Convert to fraction form
   71,064.91/106,653.08 = 49,577.89/x
3. Step 3: Cross multiply
   71,064.91x = 106,653.08 × 49,577.89
4. Step 4: Simplify right side
   71,064.91x = 5,287,635,006.38
5. Step 5: Solve for x
   x = 5,287,635,006.38/71,064.91
6. Step 6: Final answer
   x = 74,405.71