Finding the Fourth Proportional to 117,094.10, 161,550.06 and 66,100.82

Step by Step Solution

1. Step 1: Write the proportion equation
   117,094.10 : 161,550.06 = 66,100.82 : x
2. Step 2: Convert to fraction form
   117,094.10/161,550.06 = 66,100.82/x
3. Step 3: Cross multiply
   117,094.10x = 161,550.06 × 66,100.82
4. Step 4: Simplify right side
   117,094.10x = 10,678,591,437.05
5. Step 5: Solve for x
   x = 10,678,591,437.05/117,094.10
6. Step 6: Final answer
   x = 91,196.67