Finding the Third Proportional to 1,164,840 and 2,545,200

Step by Step Solution

1. Step 1: Write the proportion equation
   1,164,840 : 2,545,200 = 2,545,200 : x
2. Step 2: Convert to fraction form
   1,164,840/2,545,200 = 2,545,200/x
3. Step 3: Cross multiply
   1,164,840x = 2,545,200 × 2,545,200
4. Step 4: Simplify right side
   1,164,840x = 6,478,043,040,000
5. Step 5: Solve for x
   x = 6,478,043,040,000/1,164,840
6. Step 6: Final answer
   x = 5,561,315.75