Finding the Third Proportional to 72,176.25 and 157,453.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,176.25 : 157,453.50 = 157,453.50 : x
2. Step 2: Convert to fraction form
   72,176.25/157,453.50 = 157,453.50/x
3. Step 3: Cross multiply
   72,176.25x = 157,453.50 × 157,453.50
4. Step 4: Simplify right side
   72,176.25x = 24,791,604,662.25
5. Step 5: Solve for x
   x = 24,791,604,662.25/72,176.25
6. Step 6: Final answer
   x = 343,487.01