Finding the Fourth Proportional to 83,606.50, 115,339.29 and 49,616.42

Step by Step Solution

1. Step 1: Write the proportion equation
   83,606.50 : 115,339.29 = 49,616.42 : x
2. Step 2: Convert to fraction form
   83,606.50/115,339.29 = 49,616.42/x
3. Step 3: Cross multiply
   83,606.50x = 115,339.29 × 49,616.42
4. Step 4: Simplify right side
   83,606.50x = 5,722,722,490.83
5. Step 5: Solve for x
   x = 5,722,722,490.83/83,606.50
6. Step 6: Final answer
   x = 68,448.30