Finding the Fourth Proportional to 90,282.08, 135,435.72 and 37,679.52

Step by Step Solution

1. Step 1: Write the proportion equation
   90,282.08 : 135,435.72 = 37,679.52 : x
2. Step 2: Convert to fraction form
   90,282.08/135,435.72 = 37,679.52/x
3. Step 3: Cross multiply
   90,282.08x = 135,435.72 × 37,679.52
4. Step 4: Simplify right side
   90,282.08x = 5,103,152,920.45
5. Step 5: Solve for x
   x = 5,103,152,920.45/90,282.08
6. Step 6: Final answer
   x = 56,524.54