Finding the Third Proportional to 1,187,074 and 2,554,146

Step by Step Solution

1. Step 1: Write the proportion equation
   1,187,074 : 2,554,146 = 2,554,146 : x
2. Step 2: Convert to fraction form
   1,187,074/2,554,146 = 2,554,146/x
3. Step 3: Cross multiply
   1,187,074x = 2,554,146 × 2,554,146
4. Step 4: Simplify right side
   1,187,074x = 6,523,661,789,316
5. Step 5: Solve for x
   x = 6,523,661,789,316/1,187,074
6. Step 6: Final answer
   x = 5,495,581.40