Finding the Fourth Proportional to 86,362.50, 119,171.76 and 63,713.69

Step by Step Solution

1. Step 1: Write the proportion equation
   86,362.50 : 119,171.76 = 63,713.69 : x
2. Step 2: Convert to fraction form
   86,362.50/119,171.76 = 63,713.69/x
3. Step 3: Cross multiply
   86,362.50x = 119,171.76 × 63,713.69
4. Step 4: Simplify right side
   86,362.50x = 7,592,872,185.50
5. Step 5: Solve for x
   x = 7,592,872,185.50/86,362.50
6. Step 6: Final answer
   x = 87,918.62