Finding the Third Proportional to 4,819,360 and 10,385,184

Step by Step Solution

1. Step 1: Write the proportion equation
   4,819,360 : 10,385,184 = 10,385,184 : x
2. Step 2: Convert to fraction form
   4,819,360/10,385,184 = 10,385,184/x
3. Step 3: Cross multiply
   4,819,360x = 10,385,184 × 10,385,184
4. Step 4: Simplify right side
   4,819,360x = 107,852,046,713,856
5. Step 5: Solve for x
   x = 107,852,046,713,856/4,819,360
6. Step 6: Final answer
   x = 22,378,914.78