Finding the Fourth Proportional to 83,169.32, 114,773.76 and 45,443.57

Step by Step Solution

1. Step 1: Write the proportion equation
   83,169.32 : 114,773.76 = 45,443.57 : x
2. Step 2: Convert to fraction form
   83,169.32/114,773.76 = 45,443.57/x
3. Step 3: Cross multiply
   83,169.32x = 114,773.76 × 45,443.57
4. Step 4: Simplify right side
   83,169.32x = 5,215,728,822.85
5. Step 5: Solve for x
   x = 5,215,728,822.85/83,169.32
6. Step 6: Final answer
   x = 62,712.18