Finding the Fourth Proportional to 86,533.06, 119,415.72 and 48,807.31

Step by Step Solution

1. Step 1: Write the proportion equation
   86,533.06 : 119,415.72 = 48,807.31 : x
2. Step 2: Convert to fraction form
   86,533.06/119,415.72 = 48,807.31/x
3. Step 3: Cross multiply
   86,533.06x = 119,415.72 × 48,807.31
4. Step 4: Simplify right side
   86,533.06x = 5,828,360,064.91
5. Step 5: Solve for x
   x = 5,828,360,064.91/86,533.06
6. Step 6: Final answer
   x = 67,354.14