Finding the Fourth Proportional to 177,307.40, 244,650.72 and 105,694.12

Step by Step Solution

1. Step 1: Write the proportion equation
   177,307.40 : 244,650.72 = 105,694.12 : x
2. Step 2: Convert to fraction form
   177,307.40/244,650.72 = 105,694.12/x
3. Step 3: Cross multiply
   177,307.40x = 244,650.72 × 105,694.12
4. Step 4: Simplify right side
   177,307.40x = 25,858,142,557.77
5. Step 5: Solve for x
   x = 25,858,142,557.77/177,307.40
6. Step 6: Final answer
   x = 145,837.92