Finding the Fourth Proportional to 37,935.56, 52,350.96 and 21,168.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,935.56 : 52,350.96 = 21,168.56 : x
2. Step 2: Convert to fraction form
   37,935.56/52,350.96 = 21,168.56/x
3. Step 3: Cross multiply
   37,935.56x = 52,350.96 × 21,168.56
4. Step 4: Simplify right side
   37,935.56x = 1,108,194,437.82
5. Step 5: Solve for x
   x = 1,108,194,437.82/37,935.56
6. Step 6: Final answer
   x = 29,212.55