Finding the Third Proportional to 38,712 and 83,862

Step by Step Solution

1. Step 1: Write the proportion equation
   38,712 : 83,862 = 83,862 : x
2. Step 2: Convert to fraction form
   38,712/83,862 = 83,862/x
3. Step 3: Cross multiply
   38,712x = 83,862 × 83,862
4. Step 4: Simplify right side
   38,712x = 7,032,835,044
5. Step 5: Solve for x
   x = 7,032,835,044/38,712
6. Step 6: Final answer
   x = 181,670.67