Finding the Fourth Proportional to 87,796.41, 131,715.60 and 28,632.15

Step by Step Solution

1. Step 1: Write the proportion equation
   87,796.41 : 131,715.60 = 28,632.15 : x
2. Step 2: Convert to fraction form
   87,796.41/131,715.60 = 28,632.15/x
3. Step 3: Cross multiply
   87,796.41x = 131,715.60 × 28,632.15
4. Step 4: Simplify right side
   87,796.41x = 3,771,300,816.54
5. Step 5: Solve for x
   x = 3,771,300,816.54/87,796.41
6. Step 6: Final answer
   x = 42,955.07