Finding the Third Proportional to 9,774,078 and 12,852,892

Step by Step Solution

1. Step 1: Write the proportion equation
   9,774,078 : 12,852,892 = 12,852,892 : x
2. Step 2: Convert to fraction form
   9,774,078/12,852,892 = 12,852,892/x
3. Step 3: Cross multiply
   9,774,078x = 12,852,892 × 12,852,892
4. Step 4: Simplify right side
   9,774,078x = 165,196,832,763,664
5. Step 5: Solve for x
   x = 165,196,832,763,664/9,774,078
6. Step 6: Final answer
   x = 16,901,525.93