Finding the Fourth Proportional to 1,602.78, 2,402.42 and 1,046.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,602.78 : 2,402.42 = 1,046.81 : x
2. Step 2: Convert to fraction form
   1,602.78/2,402.42 = 1,046.81/x
3. Step 3: Cross multiply
   1,602.78x = 2,402.42 × 1,046.81
4. Step 4: Simplify right side
   1,602.78x = 2,514,860.03
5. Step 5: Solve for x
   x = 2,514,860.03/1,602.78
6. Step 6: Final answer
   x = 1,569.06