Finding the Fourth Proportional to 37,718.88, 52,046.25 and 21,800.25

Step by Step Solution

1. Step 1: Write the proportion equation
   37,718.88 : 52,046.25 = 21,800.25 : x
2. Step 2: Convert to fraction form
   37,718.88/52,046.25 = 21,800.25/x
3. Step 3: Cross multiply
   37,718.88x = 52,046.25 × 21,800.25
4. Step 4: Simplify right side
   37,718.88x = 1,134,621,261.56
5. Step 5: Solve for x
   x = 1,134,621,261.56/37,718.88
6. Step 6: Final answer
   x = 30,080.99