Finding the Fourth Proportional to 10,436.06, 14,396.34 and 7,077.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,436.06 : 14,396.34 = 7,077.68 : x
2. Step 2: Convert to fraction form
   10,436.06/14,396.34 = 7,077.68/x
3. Step 3: Cross multiply
   10,436.06x = 14,396.34 × 7,077.68
4. Step 4: Simplify right side
   10,436.06x = 101,892,687.69
5. Step 5: Solve for x
   x = 101,892,687.69/10,436.06
6. Step 6: Final answer
   x = 9,763.52