Finding the Third Proportional to 93,402 and 142,039

Step by Step Solution

1. Step 1: Write the proportion equation
   93,402 : 142,039 = 142,039 : x
2. Step 2: Convert to fraction form
   93,402/142,039 = 142,039/x
3. Step 3: Cross multiply
   93,402x = 142,039 × 142,039
4. Step 4: Simplify right side
   93,402x = 20,175,077,521
5. Step 5: Solve for x
   x = 20,175,077,521/93,402
6. Step 6: Final answer
   x = 216,002.63