Finding the Fourth Proportional to 37,799.42, 52,165.34 and 21,669.39

Step by Step Solution

1. Step 1: Write the proportion equation
   37,799.42 : 52,165.34 = 21,669.39 : x
2. Step 2: Convert to fraction form
   37,799.42/52,165.34 = 21,669.39/x
3. Step 3: Cross multiply
   37,799.42x = 52,165.34 × 21,669.39
4. Step 4: Simplify right side
   37,799.42x = 1,130,391,069.86
5. Step 5: Solve for x
   x = 1,130,391,069.86/37,799.42
6. Step 6: Final answer
   x = 29,904.99