Finding the Fourth Proportional to 12,566.12, 17,339.27 and 7,259.91

Step by Step Solution

1. Step 1: Write the proportion equation
   12,566.12 : 17,339.27 = 7,259.91 : x
2. Step 2: Convert to fraction form
   12,566.12/17,339.27 = 7,259.91/x
3. Step 3: Cross multiply
   12,566.12x = 17,339.27 × 7,259.91
4. Step 4: Simplify right side
   12,566.12x = 125,881,503.37
5. Step 5: Solve for x
   x = 125,881,503.37/12,566.12
6. Step 6: Final answer
   x = 10,017.54