Finding the Fourth Proportional to 1,340.43, 1,848.39 and 1,060.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340.43 : 1,848.39 = 1,060.21 : x
2. Step 2: Convert to fraction form
   1,340.43/1,848.39 = 1,060.21/x
3. Step 3: Cross multiply
   1,340.43x = 1,848.39 × 1,060.21
4. Step 4: Simplify right side
   1,340.43x = 1,959,679.90
5. Step 5: Solve for x
   x = 1,959,679.90/1,340.43
6. Step 6: Final answer
   x = 1,461.98