Finding the Fourth Proportional to 131,855.82, 181,961.82 and 74,496.28

Step by Step Solution

1. Step 1: Write the proportion equation
   131,855.82 : 181,961.82 = 74,496.28 : x
2. Step 2: Convert to fraction form
   131,855.82/181,961.82 = 74,496.28/x
3. Step 3: Cross multiply
   131,855.82x = 181,961.82 × 74,496.28
4. Step 4: Simplify right side
   131,855.82x = 13,555,478,880.55
5. Step 5: Solve for x
   x = 13,555,478,880.55/131,855.82
6. Step 6: Final answer
   x = 102,805.31