Finding the Third Proportional to 1,997,240 and 4,313,158

Step by Step Solution

1. Step 1: Write the proportion equation
   1,997,240 : 4,313,158 = 4,313,158 : x
2. Step 2: Convert to fraction form
   1,997,240/4,313,158 = 4,313,158/x
3. Step 3: Cross multiply
   1,997,240x = 4,313,158 × 4,313,158
4. Step 4: Simplify right side
   1,997,240x = 18,603,331,932,964
5. Step 5: Solve for x
   x = 18,603,331,932,964/1,997,240
6. Step 6: Final answer
   x = 9,314,520.00