Finding the Fourth Proportional to 151,017.16, 208,409.03 and 83,039.31

Step by Step Solution

1. Step 1: Write the proportion equation
   151,017.16 : 208,409.03 = 83,039.31 : x
2. Step 2: Convert to fraction form
   151,017.16/208,409.03 = 83,039.31/x
3. Step 3: Cross multiply
   151,017.16x = 208,409.03 × 83,039.31
4. Step 4: Simplify right side
   151,017.16x = 17,306,142,412.27
5. Step 5: Solve for x
   x = 17,306,142,412.27/151,017.16
6. Step 6: Final answer
   x = 114,597.19