Finding the Third Proportional to 527,218 and 1,091,818

Step by Step Solution

1. Step 1: Write the proportion equation
   527,218 : 1,091,818 = 1,091,818 : x
2. Step 2: Convert to fraction form
   527,218/1,091,818 = 1,091,818/x
3. Step 3: Cross multiply
   527,218x = 1,091,818 × 1,091,818
4. Step 4: Simplify right side
   527,218x = 1,192,066,545,124
5. Step 5: Solve for x
   x = 1,192,066,545,124/527,218
6. Step 6: Final answer
   x = 2,261,050.54