Finding the Third Proportional to 16,591,940 and 34,508,240

Step by Step Solution

1. Step 1: Write the proportion equation
   16,591,940 : 34,508,240 = 34,508,240 : x
2. Step 2: Convert to fraction form
   16,591,940/34,508,240 = 34,508,240/x
3. Step 3: Cross multiply
   16,591,940x = 34,508,240 × 34,508,240
4. Step 4: Simplify right side
   16,591,940x = 1,190,818,627,897,600
5. Step 5: Solve for x
   x = 1,190,818,627,897,600/16,591,940
6. Step 6: Final answer
   x = 71,770,909.72