Finding the Third Proportional to 2,384,178 and 5,172,028

Step by Step Solution

1. Step 1: Write the proportion equation
   2,384,178 : 5,172,028 = 5,172,028 : x
2. Step 2: Convert to fraction form
   2,384,178/5,172,028 = 5,172,028/x
3. Step 3: Cross multiply
   2,384,178x = 5,172,028 × 5,172,028
4. Step 4: Simplify right side
   2,384,178x = 26,749,873,632,784
5. Step 5: Solve for x
   x = 26,749,873,632,784/2,384,178
6. Step 6: Final answer
   x = 11,219,746.86