Finding the Fourth Proportional to 123,993.83, 171,130.16 and 75,623.82

Step by Step Solution

1. Step 1: Write the proportion equation
   123,993.83 : 171,130.16 = 75,623.82 : x
2. Step 2: Convert to fraction form
   123,993.83/171,130.16 = 75,623.82/x
3. Step 3: Cross multiply
   123,993.83x = 171,130.16 × 75,623.82
4. Step 4: Simplify right side
   123,993.83x = 12,941,516,038.29
5. Step 5: Solve for x
   x = 12,941,516,038.29/123,993.83
6. Step 6: Final answer
   x = 104,372.26