Finding the Third Proportional to 2,545,040 and 5,488,591

Step by Step Solution

1. Step 1: Write the proportion equation
   2,545,040 : 5,488,591 = 5,488,591 : x
2. Step 2: Convert to fraction form
   2,545,040/5,488,591 = 5,488,591/x
3. Step 3: Cross multiply
   2,545,040x = 5,488,591 × 5,488,591
4. Step 4: Simplify right side
   2,545,040x = 30,124,631,165,281
5. Step 5: Solve for x
   x = 30,124,631,165,281/2,545,040
6. Step 6: Final answer
   x = 11,836,604.20