Finding the Fourth Proportional to 90,167.34, 135,263.31 and 37,564.50

Step by Step Solution

1. Step 1: Write the proportion equation
   90,167.34 : 135,263.31 = 37,564.50 : x
2. Step 2: Convert to fraction form
   90,167.34/135,263.31 = 37,564.50/x
3. Step 3: Cross multiply
   90,167.34x = 135,263.31 × 37,564.50
4. Step 4: Simplify right side
   90,167.34x = 5,081,098,608.50
5. Step 5: Solve for x
   x = 5,081,098,608.50/90,167.34
6. Step 6: Final answer
   x = 56,351.87