Finding the Fourth Proportional to 123,883.71, 171,011.84 and 83,651.96

Step by Step Solution

1. Step 1: Write the proportion equation
   123,883.71 : 171,011.84 = 83,651.96 : x
2. Step 2: Convert to fraction form
   123,883.71/171,011.84 = 83,651.96/x
3. Step 3: Cross multiply
   123,883.71x = 171,011.84 × 83,651.96
4. Step 4: Simplify right side
   123,883.71x = 14,305,474,325.89
5. Step 5: Solve for x
   x = 14,305,474,325.89/123,883.71
6. Step 6: Final answer
   x = 115,475.02