Finding the Fourth Proportional to 72,945.70, 100,673.04 and 42,325.52

Step by Step Solution

1. Step 1: Write the proportion equation
   72,945.70 : 100,673.04 = 42,325.52 : x
2. Step 2: Convert to fraction form
   72,945.70/100,673.04 = 42,325.52/x
3. Step 3: Cross multiply
   72,945.70x = 100,673.04 × 42,325.52
4. Step 4: Simplify right side
   72,945.70x = 4,261,038,767.98
5. Step 5: Solve for x
   x = 4,261,038,767.98/72,945.70
6. Step 6: Final answer
   x = 58,413.84