Finding the Fourth Proportional to 42,922.58, 64,327.37 and 20,695.37

Step by Step Solution

1. Step 1: Write the proportion equation
   42,922.58 : 64,327.37 = 20,695.37 : x
2. Step 2: Convert to fraction form
   42,922.58/64,327.37 = 20,695.37/x
3. Step 3: Cross multiply
   42,922.58x = 64,327.37 × 20,695.37
4. Step 4: Simplify right side
   42,922.58x = 1,331,278,298.16
5. Step 5: Solve for x
   x = 1,331,278,298.16/42,922.58
6. Step 6: Final answer
   x = 31,015.81