Finding the Fourth Proportional to 42,733.56, 64,123.29 and 17,790.83

Step by Step Solution

1. Step 1: Write the proportion equation
   42,733.56 : 64,123.29 = 17,790.83 : x
2. Step 2: Convert to fraction form
   42,733.56/64,123.29 = 17,790.83/x
3. Step 3: Cross multiply
   42,733.56x = 64,123.29 × 17,790.83
4. Step 4: Simplify right side
   42,733.56x = 1,140,806,230.81
5. Step 5: Solve for x
   x = 1,140,806,230.81/42,733.56
6. Step 6: Final answer
   x = 26,695.79