Finding the Third Proportional to 705,091.50 and 1,074,161.25

Step by Step Solution

1. Step 1: Write the proportion equation
   705,091.50 : 1,074,161.25 = 1,074,161.25 : x
2. Step 2: Convert to fraction form
   705,091.50/1,074,161.25 = 1,074,161.25/x
3. Step 3: Cross multiply
   705,091.50x = 1,074,161.25 × 1,074,161.25
4. Step 4: Simplify right side
   705,091.50x = 1,153,822,391,001.56
5. Step 5: Solve for x
   x = 1,153,822,391,001.56/705,091.50
6. Step 6: Final answer
   x = 1,636,415.12