Finding the Fourth Proportional to 83,662.62, 115,454.61 and 45,939.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,662.62 : 115,454.61 = 45,939.30 : x
2. Step 2: Convert to fraction form
   83,662.62/115,454.61 = 45,939.30/x
3. Step 3: Cross multiply
   83,662.62x = 115,454.61 × 45,939.30
4. Step 4: Simplify right side
   83,662.62x = 5,303,903,965.17
5. Step 5: Solve for x
   x = 5,303,903,965.17/83,662.62
6. Step 6: Final answer
   x = 63,396.34