Finding the Fourth Proportional to 104,627.52, 144,417.60 and 71,112.96

Step by Step Solution

1. Step 1: Write the proportion equation
   104,627.52 : 144,417.60 = 71,112.96 : x
2. Step 2: Convert to fraction form
   104,627.52/144,417.60 = 71,112.96/x
3. Step 3: Cross multiply
   104,627.52x = 144,417.60 × 71,112.96
4. Step 4: Simplify right side
   104,627.52x = 10,269,963,012.10
5. Step 5: Solve for x
   x = 10,269,963,012.10/104,627.52
6. Step 6: Final answer
   x = 98,157.38