Finding the Third Proportional to 1,214,856 and 2,658,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,856 : 2,658,528 = 2,658,528 : x
2. Step 2: Convert to fraction form
   1,214,856/2,658,528 = 2,658,528/x
3. Step 3: Cross multiply
   1,214,856x = 2,658,528 × 2,658,528
4. Step 4: Simplify right side
   1,214,856x = 7,067,771,126,784
5. Step 5: Solve for x
   x = 7,067,771,126,784/1,214,856
6. Step 6: Final answer
   x = 5,817,785.09