Finding the Third Proportional to 6,826,143 and 14,665,320

Step by Step Solution

1. Step 1: Write the proportion equation
   6,826,143 : 14,665,320 = 14,665,320 : x
2. Step 2: Convert to fraction form
   6,826,143/14,665,320 = 14,665,320/x
3. Step 3: Cross multiply
   6,826,143x = 14,665,320 × 14,665,320
4. Step 4: Simplify right side
   6,826,143x = 215,071,610,702,400
5. Step 5: Solve for x
   x = 215,071,610,702,400/6,826,143
6. Step 6: Final answer
   x = 31,507,047.35