Finding the Third Proportional to 151,004.25 and 328,978.13

Step by Step Solution

1. Step 1: Write the proportion equation
   151,004.25 : 328,978.13 = 328,978.13 : x
2. Step 2: Convert to fraction form
   151,004.25/328,978.13 = 328,978.13/x
3. Step 3: Cross multiply
   151,004.25x = 328,978.13 × 328,978.13
4. Step 4: Simplify right side
   151,004.25x = 108,226,606,728.52
5. Step 5: Solve for x
   x = 108,226,606,728.52/151,004.25
6. Step 6: Final answer
   x = 716,712.32