Finding the Fourth Proportional to 155,128.21, 214,096.73 and 94,685.92

Step by Step Solution

1. Step 1: Write the proportion equation
   155,128.21 : 214,096.73 = 94,685.92 : x
2. Step 2: Convert to fraction form
   155,128.21/214,096.73 = 94,685.92/x
3. Step 3: Cross multiply
   155,128.21x = 214,096.73 × 94,685.92
4. Step 4: Simplify right side
   155,128.21x = 20,271,945,849.04
5. Step 5: Solve for x
   x = 20,271,945,849.04/155,128.21
6. Step 6: Final answer
   x = 130,678.66