Finding the Fourth Proportional to 49,668.72, 68,541.48 and 27,312.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,668.72 : 68,541.48 = 27,312.72 : x
2. Step 2: Convert to fraction form
   49,668.72/68,541.48 = 27,312.72/x
3. Step 3: Cross multiply
   49,668.72x = 68,541.48 × 27,312.72
4. Step 4: Simplify right side
   49,668.72x = 1,872,054,251.63
5. Step 5: Solve for x
   x = 1,872,054,251.63/49,668.72
6. Step 6: Final answer
   x = 37,690.81