Finding the Fourth Proportional to 123,123.56, 184,673.82 and 52,989.80

Step by Step Solution

1. Step 1: Write the proportion equation
   123,123.56 : 184,673.82 = 52,989.80 : x
2. Step 2: Convert to fraction form
   123,123.56/184,673.82 = 52,989.80/x
3. Step 3: Cross multiply
   123,123.56x = 184,673.82 × 52,989.80
4. Step 4: Simplify right side
   123,123.56x = 9,785,828,787.04
5. Step 5: Solve for x
   x = 9,785,828,787.04/123,123.56
6. Step 6: Final answer
   x = 79,479.74