Finding the Fourth Proportional to 83,601.72, 115,371.54 and 45,876.78

Step by Step Solution

1. Step 1: Write the proportion equation
   83,601.72 : 115,371.54 = 45,876.78 : x
2. Step 2: Convert to fraction form
   83,601.72/115,371.54 = 45,876.78/x
3. Step 3: Cross multiply
   83,601.72x = 115,371.54 × 45,876.78
4. Step 4: Simplify right side
   83,601.72x = 5,292,874,758.84
5. Step 5: Solve for x
   x = 5,292,874,758.84/83,601.72
6. Step 6: Final answer
   x = 63,310.60