Finding the Fourth Proportional to 123,770.18, 170,803.72 and 67,181.54

Step by Step Solution

1. Step 1: Write the proportion equation
   123,770.18 : 170,803.72 = 67,181.54 : x
2. Step 2: Convert to fraction form
   123,770.18/170,803.72 = 67,181.54/x
3. Step 3: Cross multiply
   123,770.18x = 170,803.72 × 67,181.54
4. Step 4: Simplify right side
   123,770.18x = 11,474,856,947.33
5. Step 5: Solve for x
   x = 11,474,856,947.33/123,770.18
6. Step 6: Final answer
   x = 92,711.00