Finding the Fourth Proportional to 225,733.32, 311,404.63 and 135,071.02

Step by Step Solution

1. Step 1: Write the proportion equation
   225,733.32 : 311,404.63 = 135,071.02 : x
2. Step 2: Convert to fraction form
   225,733.32/311,404.63 = 135,071.02/x
3. Step 3: Cross multiply
   225,733.32x = 311,404.63 × 135,071.02
4. Step 4: Simplify right side
   225,733.32x = 42,061,741,006.82
5. Step 5: Solve for x
   x = 42,061,741,006.82/225,733.32
6. Step 6: Final answer
   x = 186,333.77