Finding the Third Proportional to 513,563 and 1,145,146

Step by Step Solution

1. Step 1: Write the proportion equation
   513,563 : 1,145,146 = 1,145,146 : x
2. Step 2: Convert to fraction form
   513,563/1,145,146 = 1,145,146/x
3. Step 3: Cross multiply
   513,563x = 1,145,146 × 1,145,146
4. Step 4: Simplify right side
   513,563x = 1,311,359,361,316
5. Step 5: Solve for x
   x = 1,311,359,361,316/513,563
6. Step 6: Final answer
   x = 2,553,453.74