Finding the Fourth Proportional to 83,436.04, 115,142.34 and 45,710.92

Step by Step Solution

1. Step 1: Write the proportion equation
   83,436.04 : 115,142.34 = 45,710.92 : x
2. Step 2: Convert to fraction form
   83,436.04/115,142.34 = 45,710.92/x
3. Step 3: Cross multiply
   83,436.04x = 115,142.34 × 45,710.92
4. Step 4: Simplify right side
   83,436.04x = 5,263,262,292.35
5. Step 5: Solve for x
   x = 5,263,262,292.35/83,436.04
6. Step 6: Final answer
   x = 63,081.40