Finding the Fourth Proportional to 37,814.44, 52,186.50 and 21,903.40

Step by Step Solution

1. Step 1: Write the proportion equation
   37,814.44 : 52,186.50 = 21,903.40 : x
2. Step 2: Convert to fraction form
   37,814.44/52,186.50 = 21,903.40/x
3. Step 3: Cross multiply
   37,814.44x = 52,186.50 × 21,903.40
4. Step 4: Simplify right side
   37,814.44x = 1,143,061,784.10
5. Step 5: Solve for x
   x = 1,143,061,784.10/37,814.44
6. Step 6: Final answer
   x = 30,228.18