Finding the Third Proportional to 542,940 and 1,169,123

Step by Step Solution

1. Step 1: Write the proportion equation
   542,940 : 1,169,123 = 1,169,123 : x
2. Step 2: Convert to fraction form
   542,940/1,169,123 = 1,169,123/x
3. Step 3: Cross multiply
   542,940x = 1,169,123 × 1,169,123
4. Step 4: Simplify right side
   542,940x = 1,366,848,589,129
5. Step 5: Solve for x
   x = 1,366,848,589,129/542,940
6. Step 6: Final answer
   x = 2,517,494.73