Finding the Third Proportional to 72,699 and 157,073.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,699 : 157,073.25 = 157,073.25 : x
2. Step 2: Convert to fraction form
   72,699/157,073.25 = 157,073.25/x
3. Step 3: Cross multiply
   72,699x = 157,073.25 × 157,073.25
4. Step 4: Simplify right side
   72,699x = 24,672,005,865.56
5. Step 5: Solve for x
   x = 24,672,005,865.56/72,699
6. Step 6: Final answer
   x = 339,372.01