Finding the Fourth Proportional to 262,755, 362,603.34 and 143,523

Step by Step Solution

1. Step 1: Write the proportion equation
   262,755 : 362,603.34 = 143,523 : x
2. Step 2: Convert to fraction form
   262,755/362,603.34 = 143,523/x
3. Step 3: Cross multiply
   262,755x = 362,603.34 × 143,523
4. Step 4: Simplify right side
   262,755x = 52,041,919,166.82
5. Step 5: Solve for x
   x = 52,041,919,166.82/262,755
6. Step 6: Final answer
   x = 198,062.53