Finding the Fourth Proportional to 65,619, 90,557.46 and 37,327.32

Step by Step Solution

1. Step 1: Write the proportion equation
   65,619 : 90,557.46 = 37,327.32 : x
2. Step 2: Convert to fraction form
   65,619/90,557.46 = 37,327.32/x
3. Step 3: Cross multiply
   65,619x = 90,557.46 × 37,327.32
4. Step 4: Simplify right side
   65,619x = 3,380,267,287.81
5. Step 5: Solve for x
   x = 3,380,267,287.81/65,619
6. Step 6: Final answer
   x = 51,513.54