Finding the Third Proportional to 3,298,308 and 7,160,620

Step by Step Solution

1. Step 1: Write the proportion equation
   3,298,308 : 7,160,620 = 7,160,620 : x
2. Step 2: Convert to fraction form
   3,298,308/7,160,620 = 7,160,620/x
3. Step 3: Cross multiply
   3,298,308x = 7,160,620 × 7,160,620
4. Step 4: Simplify right side
   3,298,308x = 51,274,478,784,400
5. Step 5: Solve for x
   x = 51,274,478,784,400/3,298,308
6. Step 6: Final answer
   x = 15,545,691.54