Finding the Third Proportional to 557,798 and 1,148,606

Step by Step Solution

1. Step 1: Write the proportion equation
   557,798 : 1,148,606 = 1,148,606 : x
2. Step 2: Convert to fraction form
   557,798/1,148,606 = 1,148,606/x
3. Step 3: Cross multiply
   557,798x = 1,148,606 × 1,148,606
4. Step 4: Simplify right side
   557,798x = 1,319,295,743,236
5. Step 5: Solve for x
   x = 1,319,295,743,236/557,798
6. Step 6: Final answer
   x = 2,365,185.50