Finding the Fourth Proportional to 2,501.32, 3,451.80 and 1,382.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,501.32 : 3,451.80 = 1,382.20 : x
2. Step 2: Convert to fraction form
   2,501.32/3,451.80 = 1,382.20/x
3. Step 3: Cross multiply
   2,501.32x = 3,451.80 × 1,382.20
4. Step 4: Simplify right side
   2,501.32x = 4,771,077.96
5. Step 5: Solve for x
   x = 4,771,077.96/2,501.32
6. Step 6: Final answer
   x = 1,907.42