Finding the Fourth Proportional to 13,009.48, 19,506.31 and 5,102.52

Step by Step Solution

1. Step 1: Write the proportion equation
   13,009.48 : 19,506.31 = 5,102.52 : x
2. Step 2: Convert to fraction form
   13,009.48/19,506.31 = 5,102.52/x
3. Step 3: Cross multiply
   13,009.48x = 19,506.31 × 5,102.52
4. Step 4: Simplify right side
   13,009.48x = 99,531,336.90
5. Step 5: Solve for x
   x = 99,531,336.90/13,009.48
6. Step 6: Final answer
   x = 7,650.68