Finding the Fourth Proportional to 155,250.92, 213,754.98 and 141,061.40

Step by Step Solution

1. Step 1: Write the proportion equation
   155,250.92 : 213,754.98 = 141,061.40 : x
2. Step 2: Convert to fraction form
   155,250.92/213,754.98 = 141,061.40/x
3. Step 3: Cross multiply
   155,250.92x = 213,754.98 × 141,061.40
4. Step 4: Simplify right side
   155,250.92x = 30,152,576,735.77
5. Step 5: Solve for x
   x = 30,152,576,735.77/155,250.92
6. Step 6: Final answer
   x = 194,218.34