Finding the Fourth Proportional to 37,799.83, 52,160.37 and 21,885.35

Step by Step Solution

1. Step 1: Write the proportion equation
   37,799.83 : 52,160.37 = 21,885.35 : x
2. Step 2: Convert to fraction form
   37,799.83/52,160.37 = 21,885.35/x
3. Step 3: Cross multiply
   37,799.83x = 52,160.37 × 21,885.35
4. Step 4: Simplify right side
   37,799.83x = 1,141,547,953.58
5. Step 5: Solve for x
   x = 1,141,547,953.58/37,799.83
6. Step 6: Final answer
   x = 30,199.82