Finding the Third Proportional to 1,358,146 and 2,878,190

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,146 : 2,878,190 = 2,878,190 : x
2. Step 2: Convert to fraction form
   1,358,146/2,878,190 = 2,878,190/x
3. Step 3: Cross multiply
   1,358,146x = 2,878,190 × 2,878,190
4. Step 4: Simplify right side
   1,358,146x = 8,283,977,676,100
5. Step 5: Solve for x
   x = 8,283,977,676,100/1,358,146
6. Step 6: Final answer
   x = 6,099,475.08