Finding the Fourth Proportional to 23,816,536.88, 35,691,708.72 and 12,434,280.80

Step by Step Solution

1. Step 1: Write the proportion equation
   23,816,536.88 : 35,691,708.72 = 12,434,280.80 : x
2. Step 2: Convert to fraction form
   23,816,536.88/35,691,708.72 = 12,434,280.80/x
3. Step 3: Cross multiply
   23,816,536.88x = 35,691,708.72 × 12,434,280.80
4. Step 4: Simplify right side
   23,816,536.88x = 443,800,728,456,288.56
5. Step 5: Solve for x
   x = 443,800,728,456,288.56/23,816,536.88
6. Step 6: Final answer
   x = 18,634,141.93