Finding the Fourth Proportional to 84,921.59, 117,189.25 and 48,621.83

Step by Step Solution

1. Step 1: Write the proportion equation
   84,921.59 : 117,189.25 = 48,621.83 : x
2. Step 2: Convert to fraction form
   84,921.59/117,189.25 = 48,621.83/x
3. Step 3: Cross multiply
   84,921.59x = 117,189.25 × 48,621.83
4. Step 4: Simplify right side
   84,921.59x = 5,697,955,548.22
5. Step 5: Solve for x
   x = 5,697,955,548.22/84,921.59
6. Step 6: Final answer
   x = 67,096.67