Finding the Fourth Proportional to 83,654.17, 115,425.30 and 49,657.86

Step by Step Solution

1. Step 1: Write the proportion equation
   83,654.17 : 115,425.30 = 49,657.86 : x
2. Step 2: Convert to fraction form
   83,654.17/115,425.30 = 49,657.86/x
3. Step 3: Cross multiply
   83,654.17x = 115,425.30 × 49,657.86
4. Step 4: Simplify right side
   83,654.17x = 5,731,773,574.07
5. Step 5: Solve for x
   x = 5,731,773,574.07/83,654.17
6. Step 6: Final answer
   x = 68,517.49