Finding the Fourth Proportional to 42,775.30, 64,117.59 and 16,468.66

Step by Step Solution

1. Step 1: Write the proportion equation
   42,775.30 : 64,117.59 = 16,468.66 : x
2. Step 2: Convert to fraction form
   42,775.30/64,117.59 = 16,468.66/x
3. Step 3: Cross multiply
   42,775.30x = 64,117.59 × 16,468.66
4. Step 4: Simplify right side
   42,775.30x = 1,055,930,789.73
5. Step 5: Solve for x
   x = 1,055,930,789.73/42,775.30
6. Step 6: Final answer
   x = 24,685.53