Finding the Fourth Proportional to 85,510.34, 128,196.36 and 35,627.98

Step by Step Solution

1. Step 1: Write the proportion equation
   85,510.34 : 128,196.36 = 35,627.98 : x
2. Step 2: Convert to fraction form
   85,510.34/128,196.36 = 35,627.98/x
3. Step 3: Cross multiply
   85,510.34x = 128,196.36 × 35,627.98
4. Step 4: Simplify right side
   85,510.34x = 4,567,377,350.15
5. Step 5: Solve for x
   x = 4,567,377,350.15/85,510.34
6. Step 6: Final answer
   x = 53,413.16