Finding the Fourth Proportional to 64,485.74, 88,964.89 and 37,243.82

Step by Step Solution

1. Step 1: Write the proportion equation
   64,485.74 : 88,964.89 = 37,243.82 : x
2. Step 2: Convert to fraction form
   64,485.74/88,964.89 = 37,243.82/x
3. Step 3: Cross multiply
   64,485.74x = 88,964.89 × 37,243.82
4. Step 4: Simplify right side
   64,485.74x = 3,313,392,349.48
5. Step 5: Solve for x
   x = 3,313,392,349.48/64,485.74
6. Step 6: Final answer
   x = 51,381.78