Finding the Fourth Proportional to 90,504.72, 124,951.53 and 70,323.54

Step by Step Solution

1. Step 1: Write the proportion equation
   90,504.72 : 124,951.53 = 70,323.54 : x
2. Step 2: Convert to fraction form
   90,504.72/124,951.53 = 70,323.54/x
3. Step 3: Cross multiply
   90,504.72x = 124,951.53 × 70,323.54
4. Step 4: Simplify right side
   90,504.72x = 8,787,033,918.02
5. Step 5: Solve for x
   x = 8,787,033,918.02/90,504.72
6. Step 6: Final answer
   x = 97,089.23