Finding the Fourth Proportional to 71,064.88, 106,653.03 and 49,577.86

Step by Step Solution

1. Step 1: Write the proportion equation
   71,064.88 : 106,653.03 = 49,577.86 : x
2. Step 2: Convert to fraction form
   71,064.88/106,653.03 = 49,577.86/x
3. Step 3: Cross multiply
   71,064.88x = 106,653.03 × 49,577.86
4. Step 4: Simplify right side
   71,064.88x = 5,287,629,123.23
5. Step 5: Solve for x
   x = 5,287,629,123.23/71,064.88
6. Step 6: Final answer
   x = 74,405.66