Finding the Fourth Proportional to 1,374.08, 2,061.41 and 400.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.08 : 2,061.41 = 400.10 : x
2. Step 2: Convert to fraction form
   1,374.08/2,061.41 = 400.10/x
3. Step 3: Cross multiply
   1,374.08x = 2,061.41 × 400.10
4. Step 4: Simplify right side
   1,374.08x = 824,757.83
5. Step 5: Solve for x
   x = 824,757.83/1,374.08
6. Step 6: Final answer
   x = 600.23