Finding the Fourth Proportional to 37,929.50, 52,342.71 and 21,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,929.50 : 52,342.71 = 21,162.50 : x
2. Step 2: Convert to fraction form
   37,929.50/52,342.71 = 21,162.50/x
3. Step 3: Cross multiply
   37,929.50x = 52,342.71 × 21,162.50
4. Step 4: Simplify right side
   37,929.50x = 1,107,702,600.38
5. Step 5: Solve for x
   x = 1,107,702,600.38/37,929.50
6. Step 6: Final answer
   x = 29,204.25