Finding the Fourth Proportional to 1,562.18, 2,343.69 and 913.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,562.18 : 2,343.69 = 913.34 : x
2. Step 2: Convert to fraction form
   1,562.18/2,343.69 = 913.34/x
3. Step 3: Cross multiply
   1,562.18x = 2,343.69 × 913.34
4. Step 4: Simplify right side
   1,562.18x = 2,140,585.82
5. Step 5: Solve for x
   x = 2,140,585.82/1,562.18
6. Step 6: Final answer
   x = 1,370.26