Finding the Fourth Proportional to 7,659.88, 10,570.50 and 4,302.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,659.88 : 10,570.50 = 4,302.72 : x
2. Step 2: Convert to fraction form
   7,659.88/10,570.50 = 4,302.72/x
3. Step 3: Cross multiply
   7,659.88x = 10,570.50 × 4,302.72
4. Step 4: Simplify right side
   7,659.88x = 45,481,901.76
5. Step 5: Solve for x
   x = 45,481,901.76/7,659.88
6. Step 6: Final answer
   x = 5,937.68