Finding the Fourth Proportional to 65,658, 90,608.16 and 35,850

Step by Step Solution

1. Step 1: Write the proportion equation
   65,658 : 90,608.16 = 35,850 : x
2. Step 2: Convert to fraction form
   65,658/90,608.16 = 35,850/x
3. Step 3: Cross multiply
   65,658x = 90,608.16 × 35,850
4. Step 4: Simplify right side
   65,658x = 3,248,302,536
5. Step 5: Solve for x
   x = 3,248,302,536/65,658
6. Step 6: Final answer
   x = 49,473.07