Finding the Third Proportional to 1,115,669 and 2,429,401.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,669 : 2,429,401.50 = 2,429,401.50 : x
2. Step 2: Convert to fraction form
   1,115,669/2,429,401.50 = 2,429,401.50/x
3. Step 3: Cross multiply
   1,115,669x = 2,429,401.50 × 2,429,401.50
4. Step 4: Simplify right side
   1,115,669x = 5,901,991,648,202.25
5. Step 5: Solve for x
   x = 5,901,991,648,202.25/1,115,669
6. Step 6: Final answer
   x = 5,290,092.00