Finding the Fourth Proportional to 64,799.10, 89,424.54 and 37,942.74

Step by Step Solution

1. Step 1: Write the proportion equation
   64,799.10 : 89,424.54 = 37,942.74 : x
2. Step 2: Convert to fraction form
   64,799.10/89,424.54 = 37,942.74/x
3. Step 3: Cross multiply
   64,799.10x = 89,424.54 × 37,942.74
4. Step 4: Simplify right side
   64,799.10x = 3,393,012,070.84
5. Step 5: Solve for x
   x = 3,393,012,070.84/64,799.10
6. Step 6: Final answer
   x = 52,362.02