Finding the Third Proportional to 1,406,859 and 2,863,434

Step by Step Solution

1. Step 1: Write the proportion equation
   1,406,859 : 2,863,434 = 2,863,434 : x
2. Step 2: Convert to fraction form
   1,406,859/2,863,434 = 2,863,434/x
3. Step 3: Cross multiply
   1,406,859x = 2,863,434 × 2,863,434
4. Step 4: Simplify right side
   1,406,859x = 8,199,254,272,356
5. Step 5: Solve for x
   x = 8,199,254,272,356/1,406,859
6. Step 6: Final answer
   x = 5,828,056.88