Finding the Fourth Proportional to 37,663.42, 51,975.76 and 21,747.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,663.42 : 51,975.76 = 21,747.82 : x
2. Step 2: Convert to fraction form
   37,663.42/51,975.76 = 21,747.82/x
3. Step 3: Cross multiply
   37,663.42x = 51,975.76 × 21,747.82
4. Step 4: Simplify right side
   37,663.42x = 1,130,359,472.84
5. Step 5: Solve for x
   x = 1,130,359,472.84/37,663.42
6. Step 6: Final answer
   x = 30,012.13