Finding the Fourth Proportional to 42,733.06, 64,122.54 and 17,790.33

Step by Step Solution

1. Step 1: Write the proportion equation
   42,733.06 : 64,122.54 = 17,790.33 : x
2. Step 2: Convert to fraction form
   42,733.06/64,122.54 = 17,790.33/x
3. Step 3: Cross multiply
   42,733.06x = 64,122.54 × 17,790.33
4. Step 4: Simplify right side
   42,733.06x = 1,140,760,826.43
5. Step 5: Solve for x
   x = 1,140,760,826.43/42,733.06
6. Step 6: Final answer
   x = 26,695.04