Finding the Fourth Proportional to 64,834.83, 89,479.18 and 37,616.91

Step by Step Solution

1. Step 1: Write the proportion equation
   64,834.83 : 89,479.18 = 37,616.91 : x
2. Step 2: Convert to fraction form
   64,834.83/89,479.18 = 37,616.91/x
3. Step 3: Cross multiply
   64,834.83x = 89,479.18 × 37,616.91
4. Step 4: Simplify right side
   64,834.83x = 3,365,929,972.41
5. Step 5: Solve for x
   x = 3,365,929,972.41/64,834.83
6. Step 6: Final answer
   x = 51,915.46