Finding the Fourth Proportional to 151,330.38, 208,833.35 and 83,353.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,330.38 : 208,833.35 = 83,353.72 : x
2. Step 2: Convert to fraction form
   151,330.38/208,833.35 = 83,353.72/x
3. Step 3: Cross multiply
   151,330.38x = 208,833.35 × 83,353.72
4. Step 4: Simplify right side
   151,330.38x = 17,407,036,582.56
5. Step 5: Solve for x
   x = 17,407,036,582.56/151,330.38
6. Step 6: Final answer
   x = 115,026.72