Finding the Fourth Proportional to 10,782.69, 14,875.06 and 7,196.70

Step by Step Solution

1. Step 1: Write the proportion equation
   10,782.69 : 14,875.06 = 7,196.70 : x
2. Step 2: Convert to fraction form
   10,782.69/14,875.06 = 7,196.70/x
3. Step 3: Cross multiply
   10,782.69x = 14,875.06 × 7,196.70
4. Step 4: Simplify right side
   10,782.69x = 107,051,311.91
5. Step 5: Solve for x
   x = 107,051,311.91/10,782.69
6. Step 6: Final answer
   x = 9,928.07