Finding the Fourth Proportional to 108,865.50, 163,298.37 and 43,201.50

Step by Step Solution

1. Step 1: Write the proportion equation
   108,865.50 : 163,298.37 = 43,201.50 : x
2. Step 2: Convert to fraction form
   108,865.50/163,298.37 = 43,201.50/x
3. Step 3: Cross multiply
   108,865.50x = 163,298.37 × 43,201.50
4. Step 4: Simplify right side
   108,865.50x = 7,054,734,531.56
5. Step 5: Solve for x
   x = 7,054,734,531.56/108,865.50
6. Step 6: Final answer
   x = 64,802.30