Finding the Third Proportional to 744,781.50 and 1,607,620.50

Step by Step Solution

1. Step 1: Write the proportion equation
   744,781.50 : 1,607,620.50 = 1,607,620.50 : x
2. Step 2: Convert to fraction form
   744,781.50/1,607,620.50 = 1,607,620.50/x
3. Step 3: Cross multiply
   744,781.50x = 1,607,620.50 × 1,607,620.50
4. Step 4: Simplify right side
   744,781.50x = 2,584,443,672,020.25
5. Step 5: Solve for x
   x = 2,584,443,672,020.25/744,781.50
6. Step 6: Final answer
   x = 3,470,069.64