Finding the Third Proportional to 2,542,630.50 and 5,488,580.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,542,630.50 : 5,488,580.25 = 5,488,580.25 : x
2. Step 2: Convert to fraction form
   2,542,630.50/5,488,580.25 = 5,488,580.25/x
3. Step 3: Cross multiply
   2,542,630.50x = 5,488,580.25 × 5,488,580.25
4. Step 4: Simplify right side
   2,542,630.50x = 30,124,513,160,690.06
5. Step 5: Solve for x
   x = 30,124,513,160,690.06/2,542,630.50
6. Step 6: Final answer
   x = 11,847,774.64