Finding the Fourth Proportional to 64,216.69, 88,636.84 and 37,364.38

Step by Step Solution

1. Step 1: Write the proportion equation
   64,216.69 : 88,636.84 = 37,364.38 : x
2. Step 2: Convert to fraction form
   64,216.69/88,636.84 = 37,364.38/x
3. Step 3: Cross multiply
   64,216.69x = 88,636.84 × 37,364.38
4. Step 4: Simplify right side
   64,216.69x = 3,311,860,571.76
5. Step 5: Solve for x
   x = 3,311,860,571.76/64,216.69
6. Step 6: Final answer
   x = 51,573.21