Finding the Fourth Proportional to 1,772.58, 2,445.71 and 1,026.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,772.58 : 2,445.71 = 1,026.27 : x
2. Step 2: Convert to fraction form
   1,772.58/2,445.71 = 1,026.27/x
3. Step 3: Cross multiply
   1,772.58x = 2,445.71 × 1,026.27
4. Step 4: Simplify right side
   1,772.58x = 2,509,953.67
5. Step 5: Solve for x
   x = 2,509,953.67/1,772.58
6. Step 6: Final answer
   x = 1,415.99