Finding the Third Proportional to 164,707.50 and 359,531.25

Step by Step Solution

1. Step 1: Write the proportion equation
   164,707.50 : 359,531.25 = 359,531.25 : x
2. Step 2: Convert to fraction form
   164,707.50/359,531.25 = 359,531.25/x
3. Step 3: Cross multiply
   164,707.50x = 359,531.25 × 359,531.25
4. Step 4: Simplify right side
   164,707.50x = 129,262,719,726.56
5. Step 5: Solve for x
   x = 129,262,719,726.56/164,707.50
6. Step 6: Final answer
   x = 784,801.66