Finding the Fourth Proportional to 37,388.01, 51,595.22 and 20,621.01

Step by Step Solution

1. Step 1: Write the proportion equation
   37,388.01 : 51,595.22 = 20,621.01 : x
2. Step 2: Convert to fraction form
   37,388.01/51,595.22 = 20,621.01/x
3. Step 3: Cross multiply
   37,388.01x = 51,595.22 × 20,621.01
4. Step 4: Simplify right side
   37,388.01x = 1,063,945,444.47
5. Step 5: Solve for x
   x = 1,063,945,444.47/37,388.01
6. Step 6: Final answer
   x = 28,456.86