Finding the Fourth Proportional to 34,738.64, 52,117.68 and 13,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   34,738.64 : 52,117.68 = 13,976.72 : x
2. Step 2: Convert to fraction form
   34,738.64/52,117.68 = 13,976.72/x
3. Step 3: Cross multiply
   34,738.64x = 52,117.68 × 13,976.72
4. Step 4: Simplify right side
   34,738.64x = 728,434,220.41
5. Step 5: Solve for x
   x = 728,434,220.41/34,738.64
6. Step 6: Final answer
   x = 20,968.99