Finding the Fourth Proportional to 42,726.33, 64,094.18 and 17,769.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,726.33 : 64,094.18 = 17,769.33 : x
2. Step 2: Convert to fraction form
   42,726.33/64,094.18 = 17,769.33/x
3. Step 3: Cross multiply
   42,726.33x = 64,094.18 × 17,769.33
4. Step 4: Simplify right side
   42,726.33x = 1,138,910,546.65
5. Step 5: Solve for x
   x = 1,138,910,546.65/42,726.33
6. Step 6: Final answer
   x = 26,655.94