Finding the Third Proportional to 2,005,680 and 4,291,296

Step by Step Solution

1. Step 1: Write the proportion equation
   2,005,680 : 4,291,296 = 4,291,296 : x
2. Step 2: Convert to fraction form
   2,005,680/4,291,296 = 4,291,296/x
3. Step 3: Cross multiply
   2,005,680x = 4,291,296 × 4,291,296
4. Step 4: Simplify right side
   2,005,680x = 18,415,221,359,616
5. Step 5: Solve for x
   x = 18,415,221,359,616/2,005,680
6. Step 6: Final answer
   x = 9,181,535.12