Finding the Fourth Proportional to 2,373.78, 3,557.76 and 1,125.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,373.78 : 3,557.76 = 1,125.06 : x
2. Step 2: Convert to fraction form
   2,373.78/3,557.76 = 1,125.06/x
3. Step 3: Cross multiply
   2,373.78x = 3,557.76 × 1,125.06
4. Step 4: Simplify right side
   2,373.78x = 4,002,693.47
5. Step 5: Solve for x
   x = 4,002,693.47/2,373.78
6. Step 6: Final answer
   x = 1,686.21