Finding the Fourth Proportional to 149,926.54, 224,926.71 and 105,639.79

Step by Step Solution

1. Step 1: Write the proportion equation
   149,926.54 : 224,926.71 = 105,639.79 : x
2. Step 2: Convert to fraction form
   149,926.54/224,926.71 = 105,639.79/x
3. Step 3: Cross multiply
   149,926.54x = 224,926.71 × 105,639.79
4. Step 4: Simplify right side
   149,926.54x = 23,761,210,494.83
5. Step 5: Solve for x
   x = 23,761,210,494.83/149,926.54
6. Step 6: Final answer
   x = 158,485.69