Finding the Fourth Proportional to 13,101.17, 18,080.01 and 7,132.46

Step by Step Solution

1. Step 1: Write the proportion equation
   13,101.17 : 18,080.01 = 7,132.46 : x
2. Step 2: Convert to fraction form
   13,101.17/18,080.01 = 7,132.46/x
3. Step 3: Cross multiply
   13,101.17x = 18,080.01 × 7,132.46
4. Step 4: Simplify right side
   13,101.17x = 128,954,857.72
5. Step 5: Solve for x
   x = 128,954,857.72/13,101.17
6. Step 6: Final answer
   x = 9,843.01