Finding the Fourth Proportional to 1,625.34, 2,432.61 and 1,298.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,625.34 : 2,432.61 = 1,298.46 : x
2. Step 2: Convert to fraction form
   1,625.34/2,432.61 = 1,298.46/x
3. Step 3: Cross multiply
   1,625.34x = 2,432.61 × 1,298.46
4. Step 4: Simplify right side
   1,625.34x = 3,158,646.78
5. Step 5: Solve for x
   x = 3,158,646.78/1,625.34
6. Step 6: Final answer
   x = 1,943.38