Finding the Fourth Proportional to 9,970.29, 13,758.49 and 5,493.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,970.29 : 13,758.49 = 5,493.94 : x
2. Step 2: Convert to fraction form
   9,970.29/13,758.49 = 5,493.94/x
3. Step 3: Cross multiply
   9,970.29x = 13,758.49 × 5,493.94
4. Step 4: Simplify right side
   9,970.29x = 75,588,346.62
5. Step 5: Solve for x
   x = 75,588,346.62/9,970.29
6. Step 6: Final answer
   x = 7,581.36