Finding the Fourth Proportional to 123,321.40, 185,039.19 and 67,094.53

Step by Step Solution

1. Step 1: Write the proportion equation
   123,321.40 : 185,039.19 = 67,094.53 : x
2. Step 2: Convert to fraction form
   123,321.40/185,039.19 = 67,094.53/x
3. Step 3: Cross multiply
   123,321.40x = 185,039.19 × 67,094.53
4. Step 4: Simplify right side
   123,321.40x = 12,415,117,022.03
5. Step 5: Solve for x
   x = 12,415,117,022.03/123,321.40
6. Step 6: Final answer
   x = 100,672.85