Finding the Fourth Proportional to 90,563.51, 135,801.57 and 37,958.87

Step by Step Solution

1. Step 1: Write the proportion equation
   90,563.51 : 135,801.57 = 37,958.87 : x
2. Step 2: Convert to fraction form
   90,563.51/135,801.57 = 37,958.87/x
3. Step 3: Cross multiply
   90,563.51x = 135,801.57 × 37,958.87
4. Step 4: Simplify right side
   90,563.51x = 5,154,874,141.43
5. Step 5: Solve for x
   x = 5,154,874,141.43/90,563.51
6. Step 6: Final answer
   x = 56,919.99