Finding the Fourth Proportional to 64,970.84, 89,659.77 and 35,162.84

Step by Step Solution

1. Step 1: Write the proportion equation
   64,970.84 : 89,659.77 = 35,162.84 : x
2. Step 2: Convert to fraction form
   64,970.84/89,659.77 = 35,162.84/x
3. Step 3: Cross multiply
   64,970.84x = 89,659.77 × 35,162.84
4. Step 4: Simplify right side
   64,970.84x = 3,152,692,146.95
5. Step 5: Solve for x
   x = 3,152,692,146.95/64,970.84
6. Step 6: Final answer
   x = 48,524.73