Finding the Third Proportional to 1,358,134 and 2,878,191

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,134 : 2,878,191 = 2,878,191 : x
2. Step 2: Convert to fraction form
   1,358,134/2,878,191 = 2,878,191/x
3. Step 3: Cross multiply
   1,358,134x = 2,878,191 × 2,878,191
4. Step 4: Simplify right side
   1,358,134x = 8,283,983,432,481
5. Step 5: Solve for x
   x = 8,283,983,432,481/1,358,134
6. Step 6: Final answer
   x = 6,099,533.21