Finding the Third Proportional to 2,547,488 and 3,716,220

Step by Step Solution

1. Step 1: Write the proportion equation
   2,547,488 : 3,716,220 = 3,716,220 : x
2. Step 2: Convert to fraction form
   2,547,488/3,716,220 = 3,716,220/x
3. Step 3: Cross multiply
   2,547,488x = 3,716,220 × 3,716,220
4. Step 4: Simplify right side
   2,547,488x = 13,810,291,088,400
5. Step 5: Solve for x
   x = 13,810,291,088,400/2,547,488
6. Step 6: Final answer
   x = 5,421,140.78