Finding the Fourth Proportional to 72,976.41, 109,131.08 and 53,052.84

Step by Step Solution

1. Step 1: Write the proportion equation
   72,976.41 : 109,131.08 = 53,052.84 : x
2. Step 2: Convert to fraction form
   72,976.41/109,131.08 = 53,052.84/x
3. Step 3: Cross multiply
   72,976.41x = 109,131.08 × 53,052.84
4. Step 4: Simplify right side
   72,976.41x = 5,789,713,461.00
5. Step 5: Solve for x
   x = 5,789,713,461.00/72,976.41
6. Step 6: Final answer
   x = 79,336.78