Finding the Third Proportional to 8,382,091 and 12,813,711

Step by Step Solution

1. Step 1: Write the proportion equation
   8,382,091 : 12,813,711 = 12,813,711 : x
2. Step 2: Convert to fraction form
   8,382,091/12,813,711 = 12,813,711/x
3. Step 3: Cross multiply
   8,382,091x = 12,813,711 × 12,813,711
4. Step 4: Simplify right side
   8,382,091x = 164,191,189,591,521
5. Step 5: Solve for x
   x = 164,191,189,591,521/8,382,091
6. Step 6: Final answer
   x = 19,588,332.98