Finding the Fourth Proportional to 1,034.60, 1,427.78 and 562.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,034.60 : 1,427.78 = 562.53 : x
2. Step 2: Convert to fraction form
   1,034.60/1,427.78 = 562.53/x
3. Step 3: Cross multiply
   1,034.60x = 1,427.78 × 562.53
4. Step 4: Simplify right side
   1,034.60x = 803,165.89
5. Step 5: Solve for x
   x = 803,165.89/1,034.60
6. Step 6: Final answer
   x = 776.30