Finding the Fourth Proportional to 1,776.72, 2,664.18 and 1,046.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,776.72 : 2,664.18 = 1,046.52 : x
2. Step 2: Convert to fraction form
   1,776.72/2,664.18 = 1,046.52/x
3. Step 3: Cross multiply
   1,776.72x = 2,664.18 × 1,046.52
4. Step 4: Simplify right side
   1,776.72x = 2,788,117.65
5. Step 5: Solve for x
   x = 2,788,117.65/1,776.72
6. Step 6: Final answer
   x = 1,569.25