Finding the Fourth Proportional to 152,399.72, 210,196.14 and 133,504.04

Step by Step Solution

1. Step 1: Write the proportion equation
   152,399.72 : 210,196.14 = 133,504.04 : x
2. Step 2: Convert to fraction form
   152,399.72/210,196.14 = 133,504.04/x
3. Step 3: Cross multiply
   152,399.72x = 210,196.14 × 133,504.04
4. Step 4: Simplify right side
   152,399.72x = 28,062,033,882.41
5. Step 5: Solve for x
   x = 28,062,033,882.41/152,399.72
6. Step 6: Final answer
   x = 184,134.42