Finding the Third Proportional to 32,431 and 70,543

Step by Step Solution

1. Step 1: Write the proportion equation
   32,431 : 70,543 = 70,543 : x
2. Step 2: Convert to fraction form
   32,431/70,543 = 70,543/x
3. Step 3: Cross multiply
   32,431x = 70,543 × 70,543
4. Step 4: Simplify right side
   32,431x = 4,976,314,849
5. Step 5: Solve for x
   x = 4,976,314,849/32,431
6. Step 6: Final answer
   x = 153,443.15