Finding the Fourth Proportional to 64,578.72, 89,126.10 and 37,727.94

Step by Step Solution

1. Step 1: Write the proportion equation
   64,578.72 : 89,126.10 = 37,727.94 : x
2. Step 2: Convert to fraction form
   64,578.72/89,126.10 = 37,727.94/x
3. Step 3: Cross multiply
   64,578.72x = 89,126.10 × 37,727.94
4. Step 4: Simplify right side
   64,578.72x = 3,362,544,153.23
5. Step 5: Solve for x
   x = 3,362,544,153.23/64,578.72
6. Step 6: Final answer
   x = 52,068.92