Finding the Third Proportional to 1,909,143 and 4,117,023

Step by Step Solution

1. Step 1: Write the proportion equation
   1,909,143 : 4,117,023 = 4,117,023 : x
2. Step 2: Convert to fraction form
   1,909,143/4,117,023 = 4,117,023/x
3. Step 3: Cross multiply
   1,909,143x = 4,117,023 × 4,117,023
4. Step 4: Simplify right side
   1,909,143x = 16,949,878,382,529
5. Step 5: Solve for x
   x = 16,949,878,382,529/1,909,143
6. Step 6: Final answer
   x = 8,878,265.47