Finding the Fourth Proportional to 86,500.41, 119,371.42 and 48,259.63

Step by Step Solution

1. Step 1: Write the proportion equation
   86,500.41 : 119,371.42 = 48,259.63 : x
2. Step 2: Convert to fraction form
   86,500.41/119,371.42 = 48,259.63/x
3. Step 3: Cross multiply
   86,500.41x = 119,371.42 × 48,259.63
4. Step 4: Simplify right side
   86,500.41x = 5,760,820,561.77
5. Step 5: Solve for x
   x = 5,760,820,561.77/86,500.41
6. Step 6: Final answer
   x = 66,598.77