Finding the Fourth Proportional to 37,038.56, 55,554.24 and 20,393.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,038.56 : 55,554.24 = 20,393.12 : x
2. Step 2: Convert to fraction form
   37,038.56/55,554.24 = 20,393.12/x
3. Step 3: Cross multiply
   37,038.56x = 55,554.24 × 20,393.12
4. Step 4: Simplify right side
   37,038.56x = 1,132,924,282.83
5. Step 5: Solve for x
   x = 1,132,924,282.83/37,038.56
6. Step 6: Final answer
   x = 30,587.70