Finding the Fourth Proportional to 123,389.93, 185,158.94 and 53,269.17

Step by Step Solution

1. Step 1: Write the proportion equation
   123,389.93 : 185,158.94 = 53,269.17 : x
2. Step 2: Convert to fraction form
   123,389.93/185,158.94 = 53,269.17/x
3. Step 3: Cross multiply
   123,389.93x = 185,158.94 × 53,269.17
4. Step 4: Simplify right side
   123,389.93x = 9,863,262,785.53
5. Step 5: Solve for x
   x = 9,863,262,785.53/123,389.93
6. Step 6: Final answer
   x = 79,935.72