Finding the Fourth Proportional to 13,338,016.01, 18,400,825.81 and 8,929,162.01

Step by Step Solution

1. Step 1: Write the proportion equation
   13,338,016.01 : 18,400,825.81 = 8,929,162.01 : x
2. Step 2: Convert to fraction form
   13,338,016.01/18,400,825.81 = 8,929,162.01/x
3. Step 3: Cross multiply
   13,338,016.01x = 18,400,825.81 × 8,929,162.01
4. Step 4: Simplify right side
   13,338,016.01x = 164,303,954,660,952.47
5. Step 5: Solve for x
   x = 164,303,954,660,952.47/13,338,016.01
6. Step 6: Final answer
   x = 12,318,470.35