Finding the Fourth Proportional to 89,976.30, 134,767.62 and 58,276.14

Step by Step Solution

1. Step 1: Write the proportion equation
   89,976.30 : 134,767.62 = 58,276.14 : x
2. Step 2: Convert to fraction form
   89,976.30/134,767.62 = 58,276.14/x
3. Step 3: Cross multiply
   89,976.30x = 134,767.62 × 58,276.14
4. Step 4: Simplify right side
   89,976.30x = 7,853,736,690.59
5. Step 5: Solve for x
   x = 7,853,736,690.59/89,976.30
6. Step 6: Final answer
   x = 87,286.73