Finding the Third Proportional to 13,761,570 and 21,862,782

Step by Step Solution

1. Step 1: Write the proportion equation
   13,761,570 : 21,862,782 = 21,862,782 : x
2. Step 2: Convert to fraction form
   13,761,570/21,862,782 = 21,862,782/x
3. Step 3: Cross multiply
   13,761,570x = 21,862,782 × 21,862,782
4. Step 4: Simplify right side
   13,761,570x = 477,981,236,779,524
5. Step 5: Solve for x
   x = 477,981,236,779,524/13,761,570
6. Step 6: Final answer
   x = 34,733,045.49