Finding the Fourth Proportional to 132,498.28, 198,749.60 and 37,730.81

Step by Step Solution

1. Step 1: Write the proportion equation
   132,498.28 : 198,749.60 = 37,730.81 : x
2. Step 2: Convert to fraction form
   132,498.28/198,749.60 = 37,730.81/x
3. Step 3: Cross multiply
   132,498.28x = 198,749.60 × 37,730.81
4. Step 4: Simplify right side
   132,498.28x = 7,498,983,844.89
5. Step 5: Solve for x
   x = 7,498,983,844.89/132,498.28
6. Step 6: Final answer
   x = 56,596.84