Finding the Third Proportional to 1,366,893 and 2,991,123

Step by Step Solution

1. Step 1: Write the proportion equation
   1,366,893 : 2,991,123 = 2,991,123 : x
2. Step 2: Convert to fraction form
   1,366,893/2,991,123 = 2,991,123/x
3. Step 3: Cross multiply
   1,366,893x = 2,991,123 × 2,991,123
4. Step 4: Simplify right side
   1,366,893x = 8,946,816,801,129
5. Step 5: Solve for x
   x = 8,946,816,801,129/1,366,893
6. Step 6: Final answer
   x = 6,545,367.34