Finding the Fourth Proportional to 143,150.83, 214,638.05 and 48,372.05

Step by Step Solution

1. Step 1: Write the proportion equation
   143,150.83 : 214,638.05 = 48,372.05 : x
2. Step 2: Convert to fraction form
   143,150.83/214,638.05 = 48,372.05/x
3. Step 3: Cross multiply
   143,150.83x = 214,638.05 × 48,372.05
4. Step 4: Simplify right side
   143,150.83x = 10,382,483,290.68
5. Step 5: Solve for x
   x = 10,382,483,290.68/143,150.83
6. Step 6: Final answer
   x = 72,528.28