Finding the Third Proportional to 9,767,821.50 and 14,368,789.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,767,821.50 : 14,368,789.50 = 14,368,789.50 : x
2. Step 2: Convert to fraction form
   9,767,821.50/14,368,789.50 = 14,368,789.50/x
3. Step 3: Cross multiply
   9,767,821.50x = 14,368,789.50 × 14,368,789.50
4. Step 4: Simplify right side
   9,767,821.50x = 206,462,111,695,310.25
5. Step 5: Solve for x
   x = 206,462,111,695,310.25/9,767,821.50
6. Step 6: Final answer
   x = 21,136,966.08