Finding the Fourth Proportional to 32,669.28, 49,068.72 and 27,987.48

Step by Step Solution

1. Step 1: Write the proportion equation
   32,669.28 : 49,068.72 = 27,987.48 : x
2. Step 2: Convert to fraction form
   32,669.28/49,068.72 = 27,987.48/x
3. Step 3: Cross multiply
   32,669.28x = 49,068.72 × 27,987.48
4. Step 4: Simplify right side
   32,669.28x = 1,373,309,819.63
5. Step 5: Solve for x
   x = 1,373,309,819.63/32,669.28
6. Step 6: Final answer
   x = 42,036.73