Finding the Third Proportional to 542,994 and 1,123,236

Step by Step Solution

1. Step 1: Write the proportion equation
   542,994 : 1,123,236 = 1,123,236 : x
2. Step 2: Convert to fraction form
   542,994/1,123,236 = 1,123,236/x
3. Step 3: Cross multiply
   542,994x = 1,123,236 × 1,123,236
4. Step 4: Simplify right side
   542,994x = 1,261,659,111,696
5. Step 5: Solve for x
   x = 1,261,659,111,696/542,994
6. Step 6: Final answer
   x = 2,323,523.12