Finding the Fourth Proportional to 37,162.72, 51,284.59 and 21,247.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,162.72 : 51,284.59 = 21,247.50 : x
2. Step 2: Convert to fraction form
   37,162.72/51,284.59 = 21,247.50/x
3. Step 3: Cross multiply
   37,162.72x = 51,284.59 × 21,247.50
4. Step 4: Simplify right side
   37,162.72x = 1,089,669,401.12
5. Step 5: Solve for x
   x = 1,089,669,401.12/37,162.72
6. Step 6: Final answer
   x = 29,321.57