Finding the Fourth Proportional to 105,627.24, 158,445.72 and 43,254

Step by Step Solution

1. Step 1: Write the proportion equation
   105,627.24 : 158,445.72 = 43,254 : x
2. Step 2: Convert to fraction form
   105,627.24/158,445.72 = 43,254/x
3. Step 3: Cross multiply
   105,627.24x = 158,445.72 × 43,254
4. Step 4: Simplify right side
   105,627.24x = 6,853,411,172.88
5. Step 5: Solve for x
   x = 6,853,411,172.88/105,627.24
6. Step 6: Final answer
   x = 64,882.99