Finding the Fourth Proportional to 37,422.48, 51,642.54 and 20,427

Step by Step Solution

1. Step 1: Write the proportion equation
   37,422.48 : 51,642.54 = 20,427 : x
2. Step 2: Convert to fraction form
   37,422.48/51,642.54 = 20,427/x
3. Step 3: Cross multiply
   37,422.48x = 51,642.54 × 20,427
4. Step 4: Simplify right side
   37,422.48x = 1,054,902,164.58
5. Step 5: Solve for x
   x = 1,054,902,164.58/37,422.48
6. Step 6: Final answer
   x = 28,189.00