Finding the Fourth Proportional to 11,345.58, 17,012.52 and 5,100.26

Step by Step Solution

1. Step 1: Write the proportion equation
   11,345.58 : 17,012.52 = 5,100.26 : x
2. Step 2: Convert to fraction form
   11,345.58/17,012.52 = 5,100.26/x
3. Step 3: Cross multiply
   11,345.58x = 17,012.52 × 5,100.26
4. Step 4: Simplify right side
   11,345.58x = 86,768,190.19
5. Step 5: Solve for x
   x = 86,768,190.19/11,345.58
6. Step 6: Final answer
   x = 7,647.75