Finding the Fourth Proportional to 55,748.81, 76,935.69 and 31,875.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,748.81 : 76,935.69 = 31,875.48 : x
2. Step 2: Convert to fraction form
   55,748.81/76,935.69 = 31,875.48/x
3. Step 3: Cross multiply
   55,748.81x = 76,935.69 × 31,875.48
4. Step 4: Simplify right side
   55,748.81x = 2,452,362,047.88
5. Step 5: Solve for x
   x = 2,452,362,047.88/55,748.81
6. Step 6: Final answer
   x = 43,989.50