Finding the Third Proportional to 6,838,392 and 10,828,428

Step by Step Solution

1. Step 1: Write the proportion equation
   6,838,392 : 10,828,428 = 10,828,428 : x
2. Step 2: Convert to fraction form
   6,838,392/10,828,428 = 10,828,428/x
3. Step 3: Cross multiply
   6,838,392x = 10,828,428 × 10,828,428
4. Step 4: Simplify right side
   6,838,392x = 117,254,852,951,184
5. Step 5: Solve for x
   x = 117,254,852,951,184/6,838,392
6. Step 6: Final answer
   x = 17,146,553.31