Finding the Fourth Proportional to 35,533.50, 53,300.52 and 12,160.14

Step by Step Solution

1. Step 1: Write the proportion equation
   35,533.50 : 53,300.52 = 12,160.14 : x
2. Step 2: Convert to fraction form
   35,533.50/53,300.52 = 12,160.14/x
3. Step 3: Cross multiply
   35,533.50x = 53,300.52 × 12,160.14
4. Step 4: Simplify right side
   35,533.50x = 648,141,785.27
5. Step 5: Solve for x
   x = 648,141,785.27/35,533.50
6. Step 6: Final answer
   x = 18,240.30