Finding the Third Proportional to 1,125,428 and 2,603,124

Step by Step Solution

1. Step 1: Write the proportion equation
   1,125,428 : 2,603,124 = 2,603,124 : x
2. Step 2: Convert to fraction form
   1,125,428/2,603,124 = 2,603,124/x
3. Step 3: Cross multiply
   1,125,428x = 2,603,124 × 2,603,124
4. Step 4: Simplify right side
   1,125,428x = 6,776,254,559,376
5. Step 5: Solve for x
   x = 6,776,254,559,376/1,125,428
6. Step 6: Final answer
   x = 6,021,046.71