Finding the Fourth Proportional to 37,821.27, 52,192.83 and 21,054.27

Step by Step Solution

1. Step 1: Write the proportion equation
   37,821.27 : 52,192.83 = 21,054.27 : x
2. Step 2: Convert to fraction form
   37,821.27/52,192.83 = 21,054.27/x
3. Step 3: Cross multiply
   37,821.27x = 52,192.83 × 21,054.27
4. Step 4: Simplify right side
   37,821.27x = 1,098,881,934.88
5. Step 5: Solve for x
   x = 1,098,881,934.88/37,821.27
6. Step 6: Final answer
   x = 29,054.60