Finding the Fourth Proportional to 155,942.42, 233,931.94 and 54,709.54

Step by Step Solution

1. Step 1: Write the proportion equation
   155,942.42 : 233,931.94 = 54,709.54 : x
2. Step 2: Convert to fraction form
   155,942.42/233,931.94 = 54,709.54/x
3. Step 3: Cross multiply
   155,942.42x = 233,931.94 × 54,709.54
4. Step 4: Simplify right side
   155,942.42x = 12,798,308,828.71
5. Step 5: Solve for x
   x = 12,798,308,828.71/155,942.42
6. Step 6: Final answer
   x = 82,070.73