Finding the Fourth Proportional to 87,152.36, 130,685.37 and 30,984.05

Step by Step Solution

1. Step 1: Write the proportion equation
   87,152.36 : 130,685.37 = 30,984.05 : x
2. Step 2: Convert to fraction form
   87,152.36/130,685.37 = 30,984.05/x
3. Step 3: Cross multiply
   87,152.36x = 130,685.37 × 30,984.05
4. Step 4: Simplify right side
   87,152.36x = 4,049,162,248.87
5. Step 5: Solve for x
   x = 4,049,162,248.87/87,152.36
6. Step 6: Final answer
   x = 46,460.73