Finding the Fourth Proportional to 149,940.05, 224,946.99 and 105,653.30

Step by Step Solution

1. Step 1: Write the proportion equation
   149,940.05 : 224,946.99 = 105,653.30 : x
2. Step 2: Convert to fraction form
   149,940.05/224,946.99 = 105,653.30/x
3. Step 3: Cross multiply
   149,940.05x = 224,946.99 × 105,653.30
4. Step 4: Simplify right side
   149,940.05x = 23,766,390,693.83
5. Step 5: Solve for x
   x = 23,766,390,693.83/149,940.05
6. Step 6: Final answer
   x = 158,505.96