Finding the Third Proportional to 1,156,540 and 2,506,148

Step by Step Solution

1. Step 1: Write the proportion equation
   1,156,540 : 2,506,148 = 2,506,148 : x
2. Step 2: Convert to fraction form
   1,156,540/2,506,148 = 2,506,148/x
3. Step 3: Cross multiply
   1,156,540x = 2,506,148 × 2,506,148
4. Step 4: Simplify right side
   1,156,540x = 6,280,777,797,904
5. Step 5: Solve for x
   x = 6,280,777,797,904/1,156,540
6. Step 6: Final answer
   x = 5,430,661.97