Finding the Third Proportional to 513,276 and 1,116,860

Step by Step Solution

1. Step 1: Write the proportion equation
   513,276 : 1,116,860 = 1,116,860 : x
2. Step 2: Convert to fraction form
   513,276/1,116,860 = 1,116,860/x
3. Step 3: Cross multiply
   513,276x = 1,116,860 × 1,116,860
4. Step 4: Simplify right side
   513,276x = 1,247,376,259,600
5. Step 5: Solve for x
   x = 1,247,376,259,600/513,276
6. Step 6: Final answer
   x = 2,430,225.18