Finding the Fourth Proportional to 17,587.98, 26,379.06 and 6,499.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,587.98 : 26,379.06 = 6,499.86 : x
2. Step 2: Convert to fraction form
   17,587.98/26,379.06 = 6,499.86/x
3. Step 3: Cross multiply
   17,587.98x = 26,379.06 × 6,499.86
4. Step 4: Simplify right side
   17,587.98x = 171,460,196.93
5. Step 5: Solve for x
   x = 171,460,196.93/17,587.98
6. Step 6: Final answer
   x = 9,748.71