Finding the Fourth Proportional to 64,793.53, 89,384.51 and 37,919.39

Step by Step Solution

1. Step 1: Write the proportion equation
   64,793.53 : 89,384.51 = 37,919.39 : x
2. Step 2: Convert to fraction form
   64,793.53/89,384.51 = 37,919.39/x
3. Step 3: Cross multiply
   64,793.53x = 89,384.51 × 37,919.39
4. Step 4: Simplify right side
   64,793.53x = 3,389,405,905.05
5. Step 5: Solve for x
   x = 3,389,405,905.05/64,793.53
6. Step 6: Final answer
   x = 52,310.87