Finding the Third Proportional to 9,974,773.50 and 21,488,299.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,974,773.50 : 21,488,299.50 = 21,488,299.50 : x
2. Step 2: Convert to fraction form
   9,974,773.50/21,488,299.50 = 21,488,299.50/x
3. Step 3: Cross multiply
   9,974,773.50x = 21,488,299.50 × 21,488,299.50
4. Step 4: Simplify right side
   9,974,773.50x = 461,747,015,401,700.25
5. Step 5: Solve for x
   x = 461,747,015,401,700.25/9,974,773.50
6. Step 6: Final answer
   x = 46,291,478.74