Finding the Third Proportional to 38,880 and 56,862

Step by Step Solution

1. Step 1: Write the proportion equation
   38,880 : 56,862 = 56,862 : x
2. Step 2: Convert to fraction form
   38,880/56,862 = 56,862/x
3. Step 3: Cross multiply
   38,880x = 56,862 × 56,862
4. Step 4: Simplify right side
   38,880x = 3,233,287,044
5. Step 5: Solve for x
   x = 3,233,287,044/38,880
6. Step 6: Final answer
   x = 83,160.68