Finding the Fourth Proportional to 59,891.10, 89,739.45 and 37,664.70

Step by Step Solution

1. Step 1: Write the proportion equation
   59,891.10 : 89,739.45 = 37,664.70 : x
2. Step 2: Convert to fraction form
   59,891.10/89,739.45 = 37,664.70/x
3. Step 3: Cross multiply
   59,891.10x = 89,739.45 × 37,664.70
4. Step 4: Simplify right side
   59,891.10x = 3,380,009,462.42
5. Step 5: Solve for x
   x = 3,380,009,462.42/59,891.10
6. Step 6: Final answer
   x = 56,435.92