Finding the Third Proportional to 152,358.75 and 328,131.56

Step by Step Solution

1. Step 1: Write the proportion equation
   152,358.75 : 328,131.56 = 328,131.56 : x
2. Step 2: Convert to fraction form
   152,358.75/328,131.56 = 328,131.56/x
3. Step 3: Cross multiply
   152,358.75x = 328,131.56 × 328,131.56
4. Step 4: Simplify right side
   152,358.75x = 107,670,322,308.69
5. Step 5: Solve for x
   x = 107,670,322,308.69/152,358.75
6. Step 6: Final answer
   x = 706,689.46