Finding the Third Proportional to 42,588 and 64,474

Step by Step Solution

1. Step 1: Write the proportion equation
   42,588 : 64,474 = 64,474 : x
2. Step 2: Convert to fraction form
   42,588/64,474 = 64,474/x
3. Step 3: Cross multiply
   42,588x = 64,474 × 64,474
4. Step 4: Simplify right side
   42,588x = 4,156,896,676
5. Step 5: Solve for x
   x = 4,156,896,676/42,588
6. Step 6: Final answer
   x = 97,607.23