Finding the Third Proportional to 2,615,808 and 5,586,432

Step by Step Solution

1. Step 1: Write the proportion equation
   2,615,808 : 5,586,432 = 5,586,432 : x
2. Step 2: Convert to fraction form
   2,615,808/5,586,432 = 5,586,432/x
3. Step 3: Cross multiply
   2,615,808x = 5,586,432 × 5,586,432
4. Step 4: Simplify right side
   2,615,808x = 31,208,222,490,624
5. Step 5: Solve for x
   x = 31,208,222,490,624/2,615,808
6. Step 6: Final answer
   x = 11,930,624.30