Finding the Third Proportional to 70,154.72 and 153,891.56

Step by Step Solution

1. Step 1: Write the proportion equation
   70,154.72 : 153,891.56 = 153,891.56 : x
2. Step 2: Convert to fraction form
   70,154.72/153,891.56 = 153,891.56/x
3. Step 3: Cross multiply
   70,154.72x = 153,891.56 × 153,891.56
4. Step 4: Simplify right side
   70,154.72x = 23,682,613,008.69
5. Step 5: Solve for x
   x = 23,682,613,008.69/70,154.72
6. Step 6: Final answer
   x = 337,576.91