Finding the Third Proportional to 21,959,471 and 47,699,142

Step by Step Solution

1. Step 1: Write the proportion equation
   21,959,471 : 47,699,142 = 47,699,142 : x
2. Step 2: Convert to fraction form
   21,959,471/47,699,142 = 47,699,142/x
3. Step 3: Cross multiply
   21,959,471x = 47,699,142 × 47,699,142
4. Step 4: Simplify right side
   21,959,471x = 2,275,208,147,536,164
5. Step 5: Solve for x
   x = 2,275,208,147,536,164/21,959,471
6. Step 6: Final answer
   x = 103,609,424.27