Finding the Fourth Proportional to 1,034.02, 1,549.86 and 417.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.02 : 1,549.86 = 417.34 : x
2. Step 2: Convert to fraction form
   1,034.02/1,549.86 = 417.34/x
3. Step 3: Cross multiply
   1,034.02x = 1,549.86 × 417.34
4. Step 4: Simplify right side
   1,034.02x = 646,818.57
5. Step 5: Solve for x
   x = 646,818.57/1,034.02
6. Step 6: Final answer
   x = 625.54