Finding the Third Proportional to 149,224.50 and 231,401.25

Step by Step Solution

1. Step 1: Write the proportion equation
   149,224.50 : 231,401.25 = 231,401.25 : x
2. Step 2: Convert to fraction form
   149,224.50/231,401.25 = 231,401.25/x
3. Step 3: Cross multiply
   149,224.50x = 231,401.25 × 231,401.25
4. Step 4: Simplify right side
   149,224.50x = 53,546,538,501.56
5. Step 5: Solve for x
   x = 53,546,538,501.56/149,224.50
6. Step 6: Final answer
   x = 358,832.09