Finding the Fourth Proportional to 1,406.10, 1,926.33 and 1,353.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406.10 : 1,926.33 = 1,353.52 : x
2. Step 2: Convert to fraction form
   1,406.10/1,926.33 = 1,353.52/x
3. Step 3: Cross multiply
   1,406.10x = 1,926.33 × 1,353.52
4. Step 4: Simplify right side
   1,406.10x = 2,607,309.78
5. Step 5: Solve for x
   x = 2,607,309.78/1,406.10
6. Step 6: Final answer
   x = 1,854.28