Finding the Third Proportional to 510,144 and 1,117,254

Step by Step Solution

1. Step 1: Write the proportion equation
   510,144 : 1,117,254 = 1,117,254 : x
2. Step 2: Convert to fraction form
   510,144/1,117,254 = 1,117,254/x
3. Step 3: Cross multiply
   510,144x = 1,117,254 × 1,117,254
4. Step 4: Simplify right side
   510,144x = 1,248,256,500,516
5. Step 5: Solve for x
   x = 1,248,256,500,516/510,144
6. Step 6: Final answer
   x = 2,446,870.88