Finding the Third Proportional to 779,432.50 and 1,674,895.50

Step by Step Solution

1. Step 1: Write the proportion equation
   779,432.50 : 1,674,895.50 = 1,674,895.50 : x
2. Step 2: Convert to fraction form
   779,432.50/1,674,895.50 = 1,674,895.50/x
3. Step 3: Cross multiply
   779,432.50x = 1,674,895.50 × 1,674,895.50
4. Step 4: Simplify right side
   779,432.50x = 2,805,274,935,920.25
5. Step 5: Solve for x
   x = 2,805,274,935,920.25/779,432.50
6. Step 6: Final answer
   x = 3,599,124.92