Finding the Fourth Proportional to 13,984.67, 19,294.50 and 7,933.91

Step by Step Solution

1. Step 1: Write the proportion equation
   13,984.67 : 19,294.50 = 7,933.91 : x
2. Step 2: Convert to fraction form
   13,984.67/19,294.50 = 7,933.91/x
3. Step 3: Cross multiply
   13,984.67x = 19,294.50 × 7,933.91
4. Step 4: Simplify right side
   13,984.67x = 153,080,826.50
5. Step 5: Solve for x
   x = 153,080,826.50/13,984.67
6. Step 6: Final answer
   x = 10,946.33