Finding the Fourth Proportional to 9,795.31, 13,519.88 and 5,605.99

Step by Step Solution

1. Step 1: Write the proportion equation
   9,795.31 : 13,519.88 = 5,605.99 : x
2. Step 2: Convert to fraction form
   9,795.31/13,519.88 = 5,605.99/x
3. Step 3: Cross multiply
   9,795.31x = 13,519.88 × 5,605.99
4. Step 4: Simplify right side
   9,795.31x = 75,792,312.08
5. Step 5: Solve for x
   x = 75,792,312.08/9,795.31
6. Step 6: Final answer
   x = 7,737.61