Finding the Fourth Proportional to 151,346.49, 208,859.55 and 83,363.69

Step by Step Solution

1. Step 1: Write the proportion equation
   151,346.49 : 208,859.55 = 83,363.69 : x
2. Step 2: Convert to fraction form
   151,346.49/208,859.55 = 83,363.69/x
3. Step 3: Cross multiply
   151,346.49x = 208,859.55 × 83,363.69
4. Step 4: Simplify right side
   151,346.49x = 17,411,302,989.27
5. Step 5: Solve for x
   x = 17,411,302,989.27/151,346.49
6. Step 6: Final answer
   x = 115,042.66