Finding the Fourth Proportional to 58,308.48, 87,465.60 and 16,758.72

Step by Step Solution

1. Step 1: Write the proportion equation
   58,308.48 : 87,465.60 = 16,758.72 : x
2. Step 2: Convert to fraction form
   58,308.48/87,465.60 = 16,758.72/x
3. Step 3: Cross multiply
   58,308.48x = 87,465.60 × 16,758.72
4. Step 4: Simplify right side
   58,308.48x = 1,465,811,500.03
5. Step 5: Solve for x
   x = 1,465,811,500.03/58,308.48
6. Step 6: Final answer
   x = 25,138.91