Finding the Fourth Proportional to 64,143.80, 88,515.71 and 37,284.25

Step by Step Solution

1. Step 1: Write the proportion equation
   64,143.80 : 88,515.71 = 37,284.25 : x
2. Step 2: Convert to fraction form
   64,143.80/88,515.71 = 37,284.25/x
3. Step 3: Cross multiply
   64,143.80x = 88,515.71 × 37,284.25
4. Step 4: Simplify right side
   64,143.80x = 3,300,241,863.50
5. Step 5: Solve for x
   x = 3,300,241,863.50/64,143.80
6. Step 6: Final answer
   x = 51,450.68