Finding the Fourth Proportional to 428,877.10, 591,921.38 and 237,952.00

Step by Step Solution

1. Step 1: Write the proportion equation
   428,877.10 : 591,921.38 = 237,952.00 : x
2. Step 2: Convert to fraction form
   428,877.10/591,921.38 = 237,952.00/x
3. Step 3: Cross multiply
   428,877.10x = 591,921.38 × 237,952.00
4. Step 4: Simplify right side
   428,877.10x = 140,848,872,064.39
5. Step 5: Solve for x
   x = 140,848,872,064.39/428,877.10
6. Step 6: Final answer
   x = 328,413.14