Finding the Third Proportional to 28,376 and 42,959

Step by Step Solution

1. Step 1: Write the proportion equation
   28,376 : 42,959 = 42,959 : x
2. Step 2: Convert to fraction form
   28,376/42,959 = 42,959/x
3. Step 3: Cross multiply
   28,376x = 42,959 × 42,959
4. Step 4: Simplify right side
   28,376x = 1,845,475,681
5. Step 5: Solve for x
   x = 1,845,475,681/28,376
6. Step 6: Final answer
   x = 65,036.50