Finding the Fourth Proportional to 9,685.66, 13,366.83 and 5,437.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,685.66 : 13,366.83 = 5,437.03 : x
2. Step 2: Convert to fraction form
   9,685.66/13,366.83 = 5,437.03/x
3. Step 3: Cross multiply
   9,685.66x = 13,366.83 × 5,437.03
4. Step 4: Simplify right side
   9,685.66x = 72,675,855.71
5. Step 5: Solve for x
   x = 72,675,855.71/9,685.66
6. Step 6: Final answer
   x = 7,503.45