Finding the Fourth Proportional to 37,814.48, 52,178.28 and 21,900.48

Step by Step Solution

1. Step 1: Write the proportion equation
   37,814.48 : 52,178.28 = 21,900.48 : x
2. Step 2: Convert to fraction form
   37,814.48/52,178.28 = 21,900.48/x
3. Step 3: Cross multiply
   37,814.48x = 52,178.28 × 21,900.48
4. Step 4: Simplify right side
   37,814.48x = 1,142,729,377.57
5. Step 5: Solve for x
   x = 1,142,729,377.57/37,814.48
6. Step 6: Final answer
   x = 30,219.36