Finding the Third Proportional to 10,252,278 and 21,829,716

Step by Step Solution

1. Step 1: Write the proportion equation
   10,252,278 : 21,829,716 = 21,829,716 : x
2. Step 2: Convert to fraction form
   10,252,278/21,829,716 = 21,829,716/x
3. Step 3: Cross multiply
   10,252,278x = 21,829,716 × 21,829,716
4. Step 4: Simplify right side
   10,252,278x = 476,536,500,640,656
5. Step 5: Solve for x
   x = 476,536,500,640,656/10,252,278
6. Step 6: Final answer
   x = 46,481,035.79