Finding the Fourth Proportional to 10,667.58, 14,722.59 and 6,190.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,667.58 : 14,722.59 = 6,190.37 : x
2. Step 2: Convert to fraction form
   10,667.58/14,722.59 = 6,190.37/x
3. Step 3: Cross multiply
   10,667.58x = 14,722.59 × 6,190.37
4. Step 4: Simplify right side
   10,667.58x = 91,138,279.46
5. Step 5: Solve for x
   x = 91,138,279.46/10,667.58
6. Step 6: Final answer
   x = 8,543.48