Finding the Third Proportional to 5,615,896 and 8,626,632

Step by Step Solution

1. Step 1: Write the proportion equation
   5,615,896 : 8,626,632 = 8,626,632 : x
2. Step 2: Convert to fraction form
   5,615,896/8,626,632 = 8,626,632/x
3. Step 3: Cross multiply
   5,615,896x = 8,626,632 × 8,626,632
4. Step 4: Simplify right side
   5,615,896x = 74,418,779,663,424
5. Step 5: Solve for x
   x = 74,418,779,663,424/5,615,896
6. Step 6: Final answer
   x = 13,251,452.60