Finding the Fourth Proportional to 90,162.57, 135,256.16 and 37,559.75

Step by Step Solution

1. Step 1: Write the proportion equation
   90,162.57 : 135,256.16 = 37,559.75 : x
2. Step 2: Convert to fraction form
   90,162.57/135,256.16 = 37,559.75/x
3. Step 3: Cross multiply
   90,162.57x = 135,256.16 × 37,559.75
4. Step 4: Simplify right side
   90,162.57x = 5,080,187,555.56
5. Step 5: Solve for x
   x = 5,080,187,555.56/90,162.57
6. Step 6: Final answer
   x = 56,344.75