Finding the Fourth Proportional to 9,887.82, 14,839.29 and 7,291.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,887.82 : 14,839.29 = 7,291.50 : x
2. Step 2: Convert to fraction form
   9,887.82/14,839.29 = 7,291.50/x
3. Step 3: Cross multiply
   9,887.82x = 14,839.29 × 7,291.50
4. Step 4: Simplify right side
   9,887.82x = 108,200,683.04
5. Step 5: Solve for x
   x = 108,200,683.04/9,887.82
6. Step 6: Final answer
   x = 10,942.82