Finding the Fourth Proportional to 83,702.81, 115,510.72 and 45,462.72

Step by Step Solution

1. Step 1: Write the proportion equation
   83,702.81 : 115,510.72 = 45,462.72 : x
2. Step 2: Convert to fraction form
   83,702.81/115,510.72 = 45,462.72/x
3. Step 3: Cross multiply
   83,702.81x = 115,510.72 × 45,462.72
4. Step 4: Simplify right side
   83,702.81x = 5,251,431,520.36
5. Step 5: Solve for x
   x = 5,251,431,520.36/83,702.81
6. Step 6: Final answer
   x = 62,739.01