Finding the Third Proportional to 1,358,144 and 2,878,184

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,144 : 2,878,184 = 2,878,184 : x
2. Step 2: Convert to fraction form
   1,358,144/2,878,184 = 2,878,184/x
3. Step 3: Cross multiply
   1,358,144x = 2,878,184 × 2,878,184
4. Step 4: Simplify right side
   1,358,144x = 8,283,943,137,856
5. Step 5: Solve for x
   x = 8,283,943,137,856/1,358,144
6. Step 6: Final answer
   x = 6,099,458.63