Finding the Fourth Proportional to 9,958.43, 14,847.35 and 9,698.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,958.43 : 14,847.35 = 9,698.72 : x
2. Step 2: Convert to fraction form
   9,958.43/14,847.35 = 9,698.72/x
3. Step 3: Cross multiply
   9,958.43x = 14,847.35 × 9,698.72
4. Step 4: Simplify right side
   9,958.43x = 144,000,167.66
5. Step 5: Solve for x
   x = 144,000,167.66/9,958.43
6. Step 6: Final answer
   x = 14,460.13