Finding the Third Proportional to 42,862 and 64,251

Step by Step Solution

1. Step 1: Write the proportion equation
   42,862 : 64,251 = 64,251 : x
2. Step 2: Convert to fraction form
   42,862/64,251 = 64,251/x
3. Step 3: Cross multiply
   42,862x = 64,251 × 64,251
4. Step 4: Simplify right side
   42,862x = 4,128,191,001
5. Step 5: Solve for x
   x = 4,128,191,001/42,862
6. Step 6: Final answer
   x = 96,313.54