Finding the Fourth Proportional to 65,708.19, 90,677.33 and 35,493.51

Step by Step Solution

1. Step 1: Write the proportion equation
   65,708.19 : 90,677.33 = 35,493.51 : x
2. Step 2: Convert to fraction form
   65,708.19/90,677.33 = 35,493.51/x
3. Step 3: Cross multiply
   65,708.19x = 90,677.33 × 35,493.51
4. Step 4: Simplify right side
   65,708.19x = 3,218,456,334.72
5. Step 5: Solve for x
   x = 3,218,456,334.72/65,708.19
6. Step 6: Final answer
   x = 48,981.06