Finding the Fourth Proportional to 105,105.50, 157,684.93 and 30,224.04

Step by Step Solution

1. Step 1: Write the proportion equation
   105,105.50 : 157,684.93 = 30,224.04 : x
2. Step 2: Convert to fraction form
   105,105.50/157,684.93 = 30,224.04/x
3. Step 3: Cross multiply
   105,105.50x = 157,684.93 × 30,224.04
4. Step 4: Simplify right side
   105,105.50x = 4,765,874,964.84
5. Step 5: Solve for x
   x = 4,765,874,964.84/105,105.50
6. Step 6: Final answer
   x = 45,343.73