Finding the Fourth Proportional to 13,055.52, 19,585.51 and 5,153.91

Step by Step Solution

1. Step 1: Write the proportion equation
   13,055.52 : 19,585.51 = 5,153.91 : x
2. Step 2: Convert to fraction form
   13,055.52/19,585.51 = 5,153.91/x
3. Step 3: Cross multiply
   13,055.52x = 19,585.51 × 5,153.91
4. Step 4: Simplify right side
   13,055.52x = 100,941,955.84
5. Step 5: Solve for x
   x = 100,941,955.84/13,055.52
6. Step 6: Final answer
   x = 7,731.75