Finding the Third Proportional to 787,723 and 1,899,140

Step by Step Solution

1. Step 1: Write the proportion equation
   787,723 : 1,899,140 = 1,899,140 : x
2. Step 2: Convert to fraction form
   787,723/1,899,140 = 1,899,140/x
3. Step 3: Cross multiply
   787,723x = 1,899,140 × 1,899,140
4. Step 4: Simplify right side
   787,723x = 3,606,732,739,600
5. Step 5: Solve for x
   x = 3,606,732,739,600/787,723
6. Step 6: Final answer
   x = 4,578,681.52