Finding the Fourth Proportional to 123,807.56, 185,735.33 and 52,728.99

Step by Step Solution

1. Step 1: Write the proportion equation
   123,807.56 : 185,735.33 = 52,728.99 : x
2. Step 2: Convert to fraction form
   123,807.56/185,735.33 = 52,728.99/x
3. Step 3: Cross multiply
   123,807.56x = 185,735.33 × 52,728.99
4. Step 4: Simplify right side
   123,807.56x = 9,793,636,094.57
5. Step 5: Solve for x
   x = 9,793,636,094.57/123,807.56
6. Step 6: Final answer
   x = 79,103.70