Finding the Fourth Proportional to 37,809.90, 52,179.39 and 21,043.98

Step by Step Solution

1. Step 1: Write the proportion equation
   37,809.90 : 52,179.39 = 21,043.98 : x
2. Step 2: Convert to fraction form
   37,809.90/52,179.39 = 21,043.98/x
3. Step 3: Cross multiply
   37,809.90x = 52,179.39 × 21,043.98
4. Step 4: Simplify right side
   37,809.90x = 1,098,062,039.57
5. Step 5: Solve for x
   x = 1,098,062,039.57/37,809.90
6. Step 6: Final answer
   x = 29,041.65