Finding the Third Proportional to 151,405 and 328,567.25

Step by Step Solution

1. Step 1: Write the proportion equation
   151,405 : 328,567.25 = 328,567.25 : x
2. Step 2: Convert to fraction form
   151,405/328,567.25 = 328,567.25/x
3. Step 3: Cross multiply
   151,405x = 328,567.25 × 328,567.25
4. Step 4: Simplify right side
   151,405x = 107,956,437,772.56
5. Step 5: Solve for x
   x = 107,956,437,772.56/151,405
6. Step 6: Final answer
   x = 713,030.86