Finding the Fourth Proportional to 123,808.56, 185,736.83 and 52,729.99

Step by Step Solution

1. Step 1: Write the proportion equation
   123,808.56 : 185,736.83 = 52,729.99 : x
2. Step 2: Convert to fraction form
   123,808.56/185,736.83 = 52,729.99/x
3. Step 3: Cross multiply
   123,808.56x = 185,736.83 × 52,729.99
4. Step 4: Simplify right side
   123,808.56x = 9,793,901,188.53
5. Step 5: Solve for x
   x = 9,793,901,188.53/123,808.56
6. Step 6: Final answer
   x = 79,105.20