Finding the Fourth Proportional to 84,185.01, 116,181 and 48,389.29

Step by Step Solution

1. Step 1: Write the proportion equation
   84,185.01 : 116,181 = 48,389.29 : x
2. Step 2: Convert to fraction form
   84,185.01/116,181 = 48,389.29/x
3. Step 3: Cross multiply
   84,185.01x = 116,181 × 48,389.29
4. Step 4: Simplify right side
   84,185.01x = 5,621,915,811.04
5. Step 5: Solve for x
   x = 5,621,915,811.04/84,185.01
6. Step 6: Final answer
   x = 66,780.49