Finding the Fourth Proportional to 8,746.55, 12,060.71 and 5,909.00

Step by Step Solution

1. Step 1: Write the proportion equation
   8,746.55 : 12,060.71 = 5,909.00 : x
2. Step 2: Convert to fraction form
   8,746.55/12,060.71 = 5,909.00/x
3. Step 3: Cross multiply
   8,746.55x = 12,060.71 × 5,909.00
4. Step 4: Simplify right side
   8,746.55x = 71,266,667.70
5. Step 5: Solve for x
   x = 71,266,667.70/8,746.55
6. Step 6: Final answer
   x = 8,147.98