Finding the Third Proportional to 3,353,168 and 5,318,332

Step by Step Solution

1. Step 1: Write the proportion equation
   3,353,168 : 5,318,332 = 5,318,332 : x
2. Step 2: Convert to fraction form
   3,353,168/5,318,332 = 5,318,332/x
3. Step 3: Cross multiply
   3,353,168x = 5,318,332 × 5,318,332
4. Step 4: Simplify right side
   3,353,168x = 28,284,655,262,224
5. Step 5: Solve for x
   x = 28,284,655,262,224/3,353,168
6. Step 6: Final answer
   x = 8,435,203.74