Finding the Fourth Proportional to 23,150,519.54, 31,948,303.55 and 12,696,952.05

Step by Step Solution

1. Step 1: Write the proportion equation
   23,150,519.54 : 31,948,303.55 = 12,696,952.05 : x
2. Step 2: Convert to fraction form
   23,150,519.54/31,948,303.55 = 12,696,952.05/x
3. Step 3: Cross multiply
   23,150,519.54x = 31,948,303.55 × 12,696,952.05
4. Step 4: Simplify right side
   23,150,519.54x = 405,646,078,189,710.06
5. Step 5: Solve for x
   x = 405,646,078,189,710.06/23,150,519.54
6. Step 6: Final answer
   x = 17,522,115.54