Finding the Third Proportional to 14,121,216 and 21,820,860

Step by Step Solution

1. Step 1: Write the proportion equation
   14,121,216 : 21,820,860 = 21,820,860 : x
2. Step 2: Convert to fraction form
   14,121,216/21,820,860 = 21,820,860/x
3. Step 3: Cross multiply
   14,121,216x = 21,820,860 × 21,820,860
4. Step 4: Simplify right side
   14,121,216x = 476,149,931,139,600
5. Step 5: Solve for x
   x = 476,149,931,139,600/14,121,216
6. Step 6: Final answer
   x = 33,718,762.69