Finding the Third Proportional to 6,543,946 and 13,997,685

Step by Step Solution

1. Step 1: Write the proportion equation
   6,543,946 : 13,997,685 = 13,997,685 : x
2. Step 2: Convert to fraction form
   6,543,946/13,997,685 = 13,997,685/x
3. Step 3: Cross multiply
   6,543,946x = 13,997,685 × 13,997,685
4. Step 4: Simplify right side
   6,543,946x = 195,935,185,359,225
5. Step 5: Solve for x
   x = 195,935,185,359,225/6,543,946
6. Step 6: Final answer
   x = 29,941,442.88