Finding the Fourth Proportional to 90,580.91, 135,827.69 and 37,976.27

Step by Step Solution

1. Step 1: Write the proportion equation
   90,580.91 : 135,827.69 = 37,976.27 : x
2. Step 2: Convert to fraction form
   90,580.91/135,827.69 = 37,976.27/x
3. Step 3: Cross multiply
   90,580.91x = 135,827.69 × 37,976.27
4. Step 4: Simplify right side
   90,580.91x = 5,158,228,159.90
5. Step 5: Solve for x
   x = 5,158,228,159.90/90,580.91
6. Step 6: Final answer
   x = 56,946.09