Finding the Third Proportional to 1,543 and 2,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,543 : 2,314.50 = 2,314.50 : x
2. Step 2: Convert to fraction form
   1,543/2,314.50 = 2,314.50/x
3. Step 3: Cross multiply
   1,543x = 2,314.50 × 2,314.50
4. Step 4: Simplify right side
   1,543x = 5,356,910.25
5. Step 5: Solve for x
   x = 5,356,910.25/1,543
6. Step 6: Final answer
   x = 3,471.75