Finding the Fourth Proportional to 83,356.56, 115,036.20 and 45,632.40

Step by Step Solution

1. Step 1: Write the proportion equation
   83,356.56 : 115,036.20 = 45,632.40 : x
2. Step 2: Convert to fraction form
   83,356.56/115,036.20 = 45,632.40/x
3. Step 3: Cross multiply
   83,356.56x = 115,036.20 × 45,632.40
4. Step 4: Simplify right side
   83,356.56x = 5,249,377,892.88
5. Step 5: Solve for x
   x = 5,249,377,892.88/83,356.56
6. Step 6: Final answer
   x = 62,974.98