Finding the Fourth Proportional to 90,794.72, 125,300.76 and 75,662.05

Step by Step Solution

1. Step 1: Write the proportion equation
   90,794.72 : 125,300.76 = 75,662.05 : x
2. Step 2: Convert to fraction form
   90,794.72/125,300.76 = 75,662.05/x
3. Step 3: Cross multiply
   90,794.72x = 125,300.76 × 75,662.05
4. Step 4: Simplify right side
   90,794.72x = 9,480,511,363.34
5. Step 5: Solve for x
   x = 9,480,511,363.34/90,794.72
6. Step 6: Final answer
   x = 104,417.00