Finding the Fourth Proportional to 154,404, 213,077.52 and 83,748

Step by Step Solution

1. Step 1: Write the proportion equation
   154,404 : 213,077.52 = 83,748 : x
2. Step 2: Convert to fraction form
   154,404/213,077.52 = 83,748/x
3. Step 3: Cross multiply
   154,404x = 213,077.52 × 83,748
4. Step 4: Simplify right side
   154,404x = 17,844,816,144.96
5. Step 5: Solve for x
   x = 17,844,816,144.96/154,404
6. Step 6: Final answer
   x = 115,572.24