Finding the Third Proportional to 42,611 and 62,602

Step by Step Solution

1. Step 1: Write the proportion equation
   42,611 : 62,602 = 62,602 : x
2. Step 2: Convert to fraction form
   42,611/62,602 = 62,602/x
3. Step 3: Cross multiply
   42,611x = 62,602 × 62,602
4. Step 4: Simplify right side
   42,611x = 3,919,010,404
5. Step 5: Solve for x
   x = 3,919,010,404/42,611
6. Step 6: Final answer
   x = 91,971.80