Finding the Fourth Proportional to 83,174.78, 114,781.14 and 45,449

Step by Step Solution

1. Step 1: Write the proportion equation
   83,174.78 : 114,781.14 = 45,449 : x
2. Step 2: Convert to fraction form
   83,174.78/114,781.14 = 45,449/x
3. Step 3: Cross multiply
   83,174.78x = 114,781.14 × 45,449
4. Step 4: Simplify right side
   83,174.78x = 5,216,688,031.86
5. Step 5: Solve for x
   x = 5,216,688,031.86/83,174.78
6. Step 6: Final answer
   x = 62,719.59