Finding the Fourth Proportional to 1,477.85, 2,214.27 and 1,042.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,477.85 : 2,214.27 = 1,042.88 : x
2. Step 2: Convert to fraction form
   1,477.85/2,214.27 = 1,042.88/x
3. Step 3: Cross multiply
   1,477.85x = 2,214.27 × 1,042.88
4. Step 4: Simplify right side
   1,477.85x = 2,309,206.83
5. Step 5: Solve for x
   x = 2,309,206.83/1,477.85
6. Step 6: Final answer
   x = 1,562.55