Finding the Third Proportional to 9,749,488.50 and 21,126,105

Step by Step Solution

1. Step 1: Write the proportion equation
   9,749,488.50 : 21,126,105 = 21,126,105 : x
2. Step 2: Convert to fraction form
   9,749,488.50/21,126,105 = 21,126,105/x
3. Step 3: Cross multiply
   9,749,488.50x = 21,126,105 × 21,126,105
4. Step 4: Simplify right side
   9,749,488.50x = 446,312,312,471,025
5. Step 5: Solve for x
   x = 446,312,312,471,025/9,749,488.50
6. Step 6: Final answer
   x = 45,778,023.38