Finding the Fourth Proportional to 2,566.32, 3,541.52 and 1,387.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,566.32 : 3,541.52 = 1,387.39 : x
2. Step 2: Convert to fraction form
   2,566.32/3,541.52 = 1,387.39/x
3. Step 3: Cross multiply
   2,566.32x = 3,541.52 × 1,387.39
4. Step 4: Simplify right side
   2,566.32x = 4,913,460.58
5. Step 5: Solve for x
   x = 4,913,460.58/2,566.32
6. Step 6: Final answer
   x = 1,914.60