Finding the Fourth Proportional to 1,772.40, 2,445.86 and 1,026.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.40 : 2,445.86 = 1,026.24 : x
2. Step 2: Convert to fraction form
   1,772.40/2,445.86 = 1,026.24/x
3. Step 3: Cross multiply
   1,772.40x = 2,445.86 × 1,026.24
4. Step 4: Simplify right side
   1,772.40x = 2,510,039.37
5. Step 5: Solve for x
   x = 2,510,039.37/1,772.40
6. Step 6: Final answer
   x = 1,416.18