Finding the Fourth Proportional to 10,055.42, 15,085.30 and 3,392.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,055.42 : 15,085.30 = 3,392.59 : x
2. Step 2: Convert to fraction form
   10,055.42/15,085.30 = 3,392.59/x
3. Step 3: Cross multiply
   10,055.42x = 15,085.30 × 3,392.59
4. Step 4: Simplify right side
   10,055.42x = 51,178,204.45
5. Step 5: Solve for x
   x = 51,178,204.45/10,055.42
6. Step 6: Final answer
   x = 5,089.61