Finding the Fourth Proportional to 1,773.60, 2,654.88 and 1,254.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.60 : 2,654.88 = 1,254.24 : x
2. Step 2: Convert to fraction form
   1,773.60/2,654.88 = 1,254.24/x
3. Step 3: Cross multiply
   1,773.60x = 2,654.88 × 1,254.24
4. Step 4: Simplify right side
   1,773.60x = 3,329,856.69
5. Step 5: Solve for x
   x = 3,329,856.69/1,773.60
6. Step 6: Final answer
   x = 1,877.46