Finding the Third Proportional to 72,969.75 and 109,002.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,969.75 : 109,002.38 = 109,002.38 : x
2. Step 2: Convert to fraction form
   72,969.75/109,002.38 = 109,002.38/x
3. Step 3: Cross multiply
   72,969.75x = 109,002.38 × 109,002.38
4. Step 4: Simplify right side
   72,969.75x = 11,881,517,755.64
5. Step 5: Solve for x
   x = 11,881,517,755.64/72,969.75
6. Step 6: Final answer
   x = 162,827.99