Finding the Fourth Proportional to 55,789.02, 83,828.43 and 52,144.49

Step by Step Solution

1. Step 1: Write the proportion equation
   55,789.02 : 83,828.43 = 52,144.49 : x
2. Step 2: Convert to fraction form
   55,789.02/83,828.43 = 52,144.49/x
3. Step 3: Cross multiply
   55,789.02x = 83,828.43 × 52,144.49
4. Step 4: Simplify right side
   55,789.02x = 4,371,190,939.42
5. Step 5: Solve for x
   x = 4,371,190,939.42/55,789.02
6. Step 6: Final answer
   x = 78,352.17