Finding the Third Proportional to 788,606 and 1,123,859

Step by Step Solution

1. Step 1: Write the proportion equation
   788,606 : 1,123,859 = 1,123,859 : x
2. Step 2: Convert to fraction form
   788,606/1,123,859 = 1,123,859/x
3. Step 3: Cross multiply
   788,606x = 1,123,859 × 1,123,859
4. Step 4: Simplify right side
   788,606x = 1,263,059,051,881
5. Step 5: Solve for x
   x = 1,263,059,051,881/788,606
6. Step 6: Final answer
   x = 1,601,635.10