Finding the Fourth Proportional to 148,768.46, 205,299.71 and 80,784.82

Step by Step Solution

1. Step 1: Write the proportion equation
   148,768.46 : 205,299.71 = 80,784.82 : x
2. Step 2: Convert to fraction form
   148,768.46/205,299.71 = 80,784.82/x
3. Step 3: Cross multiply
   148,768.46x = 205,299.71 × 80,784.82
4. Step 4: Simplify right side
   148,768.46x = 16,585,099,091.90
5. Step 5: Solve for x
   x = 16,585,099,091.90/148,768.46
6. Step 6: Final answer
   x = 111,482.63