Finding the Fourth Proportional to 64,841.92, 89,503.98 and 37,992.98

Step by Step Solution

1. Step 1: Write the proportion equation
   64,841.92 : 89,503.98 = 37,992.98 : x
2. Step 2: Convert to fraction form
   64,841.92/89,503.98 = 37,992.98/x
3. Step 3: Cross multiply
   64,841.92x = 89,503.98 × 37,992.98
4. Step 4: Simplify right side
   64,841.92x = 3,400,522,922.06
5. Step 5: Solve for x
   x = 3,400,522,922.06/64,841.92
6. Step 6: Final answer
   x = 52,443.28