Finding the Fourth Proportional to 72,097.59, 107,933.40 and 53,252.49

Step by Step Solution

1. Step 1: Write the proportion equation
   72,097.59 : 107,933.40 = 53,252.49 : x
2. Step 2: Convert to fraction form
   72,097.59/107,933.40 = 53,252.49/x
3. Step 3: Cross multiply
   72,097.59x = 107,933.40 × 53,252.49
4. Step 4: Simplify right side
   72,097.59x = 5,747,722,304.17
5. Step 5: Solve for x
   x = 5,747,722,304.17/72,097.59
6. Step 6: Final answer
   x = 79,721.42