Finding the Fourth Proportional to 9,892.23, 14,834.70 and 8,343.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,892.23 : 14,834.70 = 8,343.15 : x
2. Step 2: Convert to fraction form
   9,892.23/14,834.70 = 8,343.15/x
3. Step 3: Cross multiply
   9,892.23x = 14,834.70 × 8,343.15
4. Step 4: Simplify right side
   9,892.23x = 123,768,127.31
5. Step 5: Solve for x
   x = 123,768,127.31/9,892.23
6. Step 6: Final answer
   x = 12,511.65