Finding the Third Proportional to 6,628,881 and 10,480,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,628,881 : 10,480,108.50 = 10,480,108.50 : x
2. Step 2: Convert to fraction form
   6,628,881/10,480,108.50 = 10,480,108.50/x
3. Step 3: Cross multiply
   6,628,881x = 10,480,108.50 × 10,480,108.50
4. Step 4: Simplify right side
   6,628,881x = 109,832,674,171,772.25
5. Step 5: Solve for x
   x = 109,832,674,171,772.25/6,628,881
6. Step 6: Final answer
   x = 16,568,810.66