Finding the Fourth Proportional to 83,683.18, 115,485.15 and 45,959.86

Step by Step Solution

1. Step 1: Write the proportion equation
   83,683.18 : 115,485.15 = 45,959.86 : x
2. Step 2: Convert to fraction form
   83,683.18/115,485.15 = 45,959.86/x
3. Step 3: Cross multiply
   83,683.18x = 115,485.15 × 45,959.86
4. Step 4: Simplify right side
   83,683.18x = 5,307,681,326.08
5. Step 5: Solve for x
   x = 5,307,681,326.08/83,683.18
6. Step 6: Final answer
   x = 63,425.90