Finding the Fourth Proportional to 2,432.31, 3,356.88 and 1,384.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,432.31 : 3,356.88 = 1,384.17 : x
2. Step 2: Convert to fraction form
   2,432.31/3,356.88 = 1,384.17/x
3. Step 3: Cross multiply
   2,432.31x = 3,356.88 × 1,384.17
4. Step 4: Simplify right side
   2,432.31x = 4,646,492.59
5. Step 5: Solve for x
   x = 4,646,492.59/2,432.31
6. Step 6: Final answer
   x = 1,910.32