Finding the Fourth Proportional to 83,677.86, 115,469.96 and 49,684.59

Step by Step Solution

1. Step 1: Write the proportion equation
   83,677.86 : 115,469.96 = 49,684.59 : x
2. Step 2: Convert to fraction form
   83,677.86/115,469.96 = 49,684.59/x
3. Step 3: Cross multiply
   83,677.86x = 115,469.96 × 49,684.59
4. Step 4: Simplify right side
   83,677.86x = 5,737,077,371.49
5. Step 5: Solve for x
   x = 5,737,077,371.49/83,677.86
6. Step 6: Final answer
   x = 68,561.47