Finding the Third Proportional to 702,499.50 and 1,511,561.25

Step by Step Solution

1. Step 1: Write the proportion equation
   702,499.50 : 1,511,561.25 = 1,511,561.25 : x
2. Step 2: Convert to fraction form
   702,499.50/1,511,561.25 = 1,511,561.25/x
3. Step 3: Cross multiply
   702,499.50x = 1,511,561.25 × 1,511,561.25
4. Step 4: Simplify right side
   702,499.50x = 2,284,817,412,501.56
5. Step 5: Solve for x
   x = 2,284,817,412,501.56/702,499.50
6. Step 6: Final answer
   x = 3,252,411.44