Finding the Fourth Proportional to 65,923.47, 90,964.62 and 37,235.50

Step by Step Solution

1. Step 1: Write the proportion equation
   65,923.47 : 90,964.62 = 37,235.50 : x
2. Step 2: Convert to fraction form
   65,923.47/90,964.62 = 37,235.50/x
3. Step 3: Cross multiply
   65,923.47x = 90,964.62 × 37,235.50
4. Step 4: Simplify right side
   65,923.47x = 3,387,112,880.60
5. Step 5: Solve for x
   x = 3,387,112,880.60/65,923.47
6. Step 6: Final answer
   x = 51,379.47