Finding the Third Proportional to 516,276 and 1,111,660

Step by Step Solution

1. Step 1: Write the proportion equation
   516,276 : 1,111,660 = 1,111,660 : x
2. Step 2: Convert to fraction form
   516,276/1,111,660 = 1,111,660/x
3. Step 3: Cross multiply
   516,276x = 1,111,660 × 1,111,660
4. Step 4: Simplify right side
   516,276x = 1,235,787,955,600
5. Step 5: Solve for x
   x = 1,235,787,955,600/516,276
6. Step 6: Final answer
   x = 2,393,657.57