Finding the Fourth Proportional to 49,786.72, 68,706.48 and 27,430.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,786.72 : 68,706.48 = 27,430.72 : x
2. Step 2: Convert to fraction form
   49,786.72/68,706.48 = 27,430.72/x
3. Step 3: Cross multiply
   49,786.72x = 68,706.48 × 27,430.72
4. Step 4: Simplify right side
   49,786.72x = 1,884,668,215.07
5. Step 5: Solve for x
   x = 1,884,668,215.07/49,786.72
6. Step 6: Final answer
   x = 37,854.84