Finding the Third Proportional to 510,219 and 1,113,689.25

Step by Step Solution

1. Step 1: Write the proportion equation
   510,219 : 1,113,689.25 = 1,113,689.25 : x
2. Step 2: Convert to fraction form
   510,219/1,113,689.25 = 1,113,689.25/x
3. Step 3: Cross multiply
   510,219x = 1,113,689.25 × 1,113,689.25
4. Step 4: Simplify right side
   510,219x = 1,240,303,745,565.56
5. Step 5: Solve for x
   x = 1,240,303,745,565.56/510,219
6. Step 6: Final answer
   x = 2,430,924.26