Finding the Fourth Proportional to 6,861.70, 10,292.52 and 1,667.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,861.70 : 10,292.52 = 1,667.59 : x
2. Step 2: Convert to fraction form
   6,861.70/10,292.52 = 1,667.59/x
3. Step 3: Cross multiply
   6,861.70x = 10,292.52 × 1,667.59
4. Step 4: Simplify right side
   6,861.70x = 17,163,703.43
5. Step 5: Solve for x
   x = 17,163,703.43/6,861.70
6. Step 6: Final answer
   x = 2,501.38