Finding the Fourth Proportional to 27,443.33, 37,870.84 and 15,506.42

Step by Step Solution

1. Step 1: Write the proportion equation
   27,443.33 : 37,870.84 = 15,506.42 : x
2. Step 2: Convert to fraction form
   27,443.33/37,870.84 = 15,506.42/x
3. Step 3: Cross multiply
   27,443.33x = 37,870.84 × 15,506.42
4. Step 4: Simplify right side
   27,443.33x = 587,240,922.67
5. Step 5: Solve for x
   x = 587,240,922.67/27,443.33
6. Step 6: Final answer
   x = 21,398.31