Finding the Fourth Proportional to 37,238.10, 55,839.60 and 13,528.93

Step by Step Solution

1. Step 1: Write the proportion equation
   37,238.10 : 55,839.60 = 13,528.93 : x
2. Step 2: Convert to fraction form
   37,238.10/55,839.60 = 13,528.93/x
3. Step 3: Cross multiply
   37,238.10x = 55,839.60 × 13,528.93
4. Step 4: Simplify right side
   37,238.10x = 755,450,039.63
5. Step 5: Solve for x
   x = 755,450,039.63/37,238.10
6. Step 6: Final answer
   x = 20,287.02