Finding the Fourth Proportional to 16,620,046.56, 24,932,558.16 and 5,256,718.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,620,046.56 : 24,932,558.16 = 5,256,718.56 : x
2. Step 2: Convert to fraction form
   16,620,046.56/24,932,558.16 = 5,256,718.56/x
3. Step 3: Cross multiply
   16,620,046.56x = 24,932,558.16 × 5,256,718.56
4. Step 4: Simplify right side
   16,620,046.56x = 131,063,441,227,951.44
5. Step 5: Solve for x
   x = 131,063,441,227,951.44/16,620,046.56
6. Step 6: Final answer
   x = 7,885,864.87