Finding the Fourth Proportional to 12,375.30, 18,569.34 and 5,802.15

Step by Step Solution

1. Step 1: Write the proportion equation
   12,375.30 : 18,569.34 = 5,802.15 : x
2. Step 2: Convert to fraction form
   12,375.30/18,569.34 = 5,802.15/x
3. Step 3: Cross multiply
   12,375.30x = 18,569.34 × 5,802.15
4. Step 4: Simplify right side
   12,375.30x = 107,742,096.08
5. Step 5: Solve for x
   x = 107,742,096.08/12,375.30
6. Step 6: Final answer
   x = 8,706.22