Finding the Fourth Proportional to 64,594.74, 89,131.32 and 35,912.10

Step by Step Solution

1. Step 1: Write the proportion equation
   64,594.74 : 89,131.32 = 35,912.10 : x
2. Step 2: Convert to fraction form
   64,594.74/89,131.32 = 35,912.10/x
3. Step 3: Cross multiply
   64,594.74x = 89,131.32 × 35,912.10
4. Step 4: Simplify right side
   64,594.74x = 3,200,892,876.97
5. Step 5: Solve for x
   x = 3,200,892,876.97/64,594.74
6. Step 6: Final answer
   x = 49,553.46