Finding the Fourth Proportional to 3,706.37, 5,116.37 and 2,309.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,706.37 : 5,116.37 = 2,309.81 : x
2. Step 2: Convert to fraction form
   3,706.37/5,116.37 = 2,309.81/x
3. Step 3: Cross multiply
   3,706.37x = 5,116.37 × 2,309.81
4. Step 4: Simplify right side
   3,706.37x = 11,817,842.59
5. Step 5: Solve for x
   x = 11,817,842.59/3,706.37
6. Step 6: Final answer
   x = 3,188.52