Finding the Third Proportional to 10,667,064 and 16,945,380

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667,064 : 16,945,380 = 16,945,380 : x
2. Step 2: Convert to fraction form
   10,667,064/16,945,380 = 16,945,380/x
3. Step 3: Cross multiply
   10,667,064x = 16,945,380 × 16,945,380
4. Step 4: Simplify right side
   10,667,064x = 287,145,903,344,400
5. Step 5: Solve for x
   x = 287,145,903,344,400/10,667,064
6. Step 6: Final answer
   x = 26,918,925.71