Finding the Fourth Proportional to 175,681.52, 263,301.56 and 75,724.72

Step by Step Solution

1. Step 1: Write the proportion equation
   175,681.52 : 263,301.56 = 75,724.72 : x
2. Step 2: Convert to fraction form
   175,681.52/263,301.56 = 75,724.72/x
3. Step 3: Cross multiply
   175,681.52x = 263,301.56 × 75,724.72
4. Step 4: Simplify right side
   175,681.52x = 19,938,436,906.56
5. Step 5: Solve for x
   x = 19,938,436,906.56/175,681.52
6. Step 6: Final answer
   x = 113,491.94