Finding the Third Proportional to 861,366 and 2,011,887

Step by Step Solution

1. Step 1: Write the proportion equation
   861,366 : 2,011,887 = 2,011,887 : x
2. Step 2: Convert to fraction form
   861,366/2,011,887 = 2,011,887/x
3. Step 3: Cross multiply
   861,366x = 2,011,887 × 2,011,887
4. Step 4: Simplify right side
   861,366x = 4,047,689,300,769
5. Step 5: Solve for x
   x = 4,047,689,300,769/861,366
6. Step 6: Final answer
   x = 4,699,151.46