Finding the Fourth Proportional to 148,951.71, 205,544.72 and 80,968.34

Step by Step Solution

1. Step 1: Write the proportion equation
   148,951.71 : 205,544.72 = 80,968.34 : x
2. Step 2: Convert to fraction form
   148,951.71/205,544.72 = 80,968.34/x
3. Step 3: Cross multiply
   148,951.71x = 205,544.72 × 80,968.34
4. Step 4: Simplify right side
   148,951.71x = 16,642,615,490.45
5. Step 5: Solve for x
   x = 16,642,615,490.45/148,951.71
6. Step 6: Final answer
   x = 111,731.62