Finding the Fourth Proportional to 64,850.63, 89,493.86 and 35,042.63

Step by Step Solution

1. Step 1: Write the proportion equation
   64,850.63 : 89,493.86 = 35,042.63 : x
2. Step 2: Convert to fraction form
   64,850.63/89,493.86 = 35,042.63/x
3. Step 3: Cross multiply
   64,850.63x = 89,493.86 × 35,042.63
4. Step 4: Simplify right side
   64,850.63x = 3,136,099,863.39
5. Step 5: Solve for x
   x = 3,136,099,863.39/64,850.63
6. Step 6: Final answer
   x = 48,358.82