Finding the Fourth Proportional to 83,383.48, 115,069.25 and 45,143.04

Step by Step Solution

1. Step 1: Write the proportion equation
   83,383.48 : 115,069.25 = 45,143.04 : x
2. Step 2: Convert to fraction form
   83,383.48/115,069.25 = 45,143.04/x
3. Step 3: Cross multiply
   83,383.48x = 115,069.25 × 45,143.04
4. Step 4: Simplify right side
   83,383.48x = 5,194,575,180.17
5. Step 5: Solve for x
   x = 5,194,575,180.17/83,383.48
6. Step 6: Final answer
   x = 62,297.41