Finding the Fourth Proportional to 64,216.37, 88,636.40 and 37,364.07

Step by Step Solution

1. Step 1: Write the proportion equation
   64,216.37 : 88,636.40 = 37,364.07 : x
2. Step 2: Convert to fraction form
   64,216.37/88,636.40 = 37,364.07/x
3. Step 3: Cross multiply
   64,216.37x = 88,636.40 × 37,364.07
4. Step 4: Simplify right side
   64,216.37x = 3,311,816,747.56
5. Step 5: Solve for x
   x = 3,311,816,747.56/64,216.37
6. Step 6: Final answer
   x = 51,572.78