Finding the Fourth Proportional to 13,069.65, 18,035.94 and 7,101.18

Step by Step Solution

1. Step 1: Write the proportion equation
   13,069.65 : 18,035.94 = 7,101.18 : x
2. Step 2: Convert to fraction form
   13,069.65/18,035.94 = 7,101.18/x
3. Step 3: Cross multiply
   13,069.65x = 18,035.94 × 7,101.18
4. Step 4: Simplify right side
   13,069.65x = 128,076,456.41
5. Step 5: Solve for x
   x = 128,076,456.41/13,069.65
6. Step 6: Final answer
   x = 9,799.53