Finding the Third Proportional to 9,980,748 and 20,323,269

Step by Step Solution

1. Step 1: Write the proportion equation
   9,980,748 : 20,323,269 = 20,323,269 : x
2. Step 2: Convert to fraction form
   9,980,748/20,323,269 = 20,323,269/x
3. Step 3: Cross multiply
   9,980,748x = 20,323,269 × 20,323,269
4. Step 4: Simplify right side
   9,980,748x = 413,035,262,846,361
5. Step 5: Solve for x
   x = 413,035,262,846,361/9,980,748
6. Step 6: Final answer
   x = 41,383,197.22