Finding the Third Proportional to 3,670,448 and 7,872,332

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,448 : 7,872,332 = 7,872,332 : x
2. Step 2: Convert to fraction form
   3,670,448/7,872,332 = 7,872,332/x
3. Step 3: Cross multiply
   3,670,448x = 7,872,332 × 7,872,332
4. Step 4: Simplify right side
   3,670,448x = 61,973,611,118,224
5. Step 5: Solve for x
   x = 61,973,611,118,224/3,670,448
6. Step 6: Final answer
   x = 16,884,481.44