Finding the Fourth Proportional to 86,293.34, 119,057 and 48,560.30

Step by Step Solution

1. Step 1: Write the proportion equation
   86,293.34 : 119,057 = 48,560.30 : x
2. Step 2: Convert to fraction form
   86,293.34/119,057 = 48,560.30/x
3. Step 3: Cross multiply
   86,293.34x = 119,057 × 48,560.30
4. Step 4: Simplify right side
   86,293.34x = 5,781,443,637.10
5. Step 5: Solve for x
   x = 5,781,443,637.10/86,293.34
6. Step 6: Final answer
   x = 66,997.56