Finding the Fourth Proportional to 148,042.27, 221,983.43 and 76,788.27

Step by Step Solution

1. Step 1: Write the proportion equation
   148,042.27 : 221,983.43 = 76,788.27 : x
2. Step 2: Convert to fraction form
   148,042.27/221,983.43 = 76,788.27/x
3. Step 3: Cross multiply
   148,042.27x = 221,983.43 × 76,788.27
4. Step 4: Simplify right side
   148,042.27x = 17,045,723,558.37
5. Step 5: Solve for x
   x = 17,045,723,558.37/148,042.27
6. Step 6: Final answer
   x = 115,140.92