Finding the Fourth Proportional to 19,802.37, 27,328.76 and 13,076.34

Step by Step Solution

1. Step 1: Write the proportion equation
   19,802.37 : 27,328.76 = 13,076.34 : x
2. Step 2: Convert to fraction form
   19,802.37/27,328.76 = 13,076.34/x
3. Step 3: Cross multiply
   19,802.37x = 27,328.76 × 13,076.34
4. Step 4: Simplify right side
   19,802.37x = 357,360,038.71
5. Step 5: Solve for x
   x = 357,360,038.71/19,802.37
6. Step 6: Final answer
   x = 18,046.32