Finding the Fourth Proportional to 58,280.72, 87,233.09 and 30,162.09

Step by Step Solution

1. Step 1: Write the proportion equation
   58,280.72 : 87,233.09 = 30,162.09 : x
2. Step 2: Convert to fraction form
   58,280.72/87,233.09 = 30,162.09/x
3. Step 3: Cross multiply
   58,280.72x = 87,233.09 × 30,162.09
4. Step 4: Simplify right side
   58,280.72x = 2,631,132,160.75
5. Step 5: Solve for x
   x = 2,631,132,160.75/58,280.72
6. Step 6: Final answer
   x = 45,145.85