Finding the Third Proportional to 1,167,600 and 2,515,320

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167,600 : 2,515,320 = 2,515,320 : x
2. Step 2: Convert to fraction form
   1,167,600/2,515,320 = 2,515,320/x
3. Step 3: Cross multiply
   1,167,600x = 2,515,320 × 2,515,320
4. Step 4: Simplify right side
   1,167,600x = 6,326,834,702,400
5. Step 5: Solve for x
   x = 6,326,834,702,400/1,167,600
6. Step 6: Final answer
   x = 5,418,666.24