Finding the Third Proportional to 3,670,458 and 7,872,352

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670,458 : 7,872,352 = 7,872,352 : x
2. Step 2: Convert to fraction form
   3,670,458/7,872,352 = 7,872,352/x
3. Step 3: Cross multiply
   3,670,458x = 7,872,352 × 7,872,352
4. Step 4: Simplify right side
   3,670,458x = 61,973,926,011,904
5. Step 5: Solve for x
   x = 61,973,926,011,904/3,670,458
6. Step 6: Final answer
   x = 16,884,521.23