Finding the Fourth Proportional to 37,557.76, 56,300.24 and 20,902.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,557.76 : 56,300.24 = 20,902.56 : x
2. Step 2: Convert to fraction form
   37,557.76/56,300.24 = 20,902.56/x
3. Step 3: Cross multiply
   37,557.76x = 56,300.24 × 20,902.56
4. Step 4: Simplify right side
   37,557.76x = 1,176,819,144.61
5. Step 5: Solve for x
   x = 1,176,819,144.61/37,557.76
6. Step 6: Final answer
   x = 31,333.58