Finding the Fourth Proportional to 151,412.58, 208,958.82 and 83,429.52

Step by Step Solution

1. Step 1: Write the proportion equation
   151,412.58 : 208,958.82 = 83,429.52 : x
2. Step 2: Convert to fraction form
   151,412.58/208,958.82 = 83,429.52/x
3. Step 3: Cross multiply
   151,412.58x = 208,958.82 × 83,429.52
4. Step 4: Simplify right side
   151,412.58x = 17,433,334,052.37
5. Step 5: Solve for x
   x = 17,433,334,052.37/151,412.58
6. Step 6: Final answer
   x = 115,137.95