Finding the Third Proportional to 16,884,099 and 34,364,385

Step by Step Solution

1. Step 1: Write the proportion equation
   16,884,099 : 34,364,385 = 34,364,385 : x
2. Step 2: Convert to fraction form
   16,884,099/34,364,385 = 34,364,385/x
3. Step 3: Cross multiply
   16,884,099x = 34,364,385 × 34,364,385
4. Step 4: Simplify right side
   16,884,099x = 1,180,910,956,428,225
5. Step 5: Solve for x
   x = 1,180,910,956,428,225/16,884,099
6. Step 6: Final answer
   x = 69,942,195.70