Finding the Third Proportional to 7,669,820 and 16,782,784.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,669,820 : 16,782,784.50 = 16,782,784.50 : x
2. Step 2: Convert to fraction form
   7,669,820/16,782,784.50 = 16,782,784.50/x
3. Step 3: Cross multiply
   7,669,820x = 16,782,784.50 × 16,782,784.50
4. Step 4: Simplify right side
   7,669,820x = 281,661,855,573,440.25
5. Step 5: Solve for x
   x = 281,661,855,573,440.25/7,669,820
6. Step 6: Final answer
   x = 36,723,398.41