Finding the Fourth Proportional to 161,370.52, 222,687.34 and 93,378.05

Step by Step Solution

1. Step 1: Write the proportion equation
   161,370.52 : 222,687.34 = 93,378.05 : x
2. Step 2: Convert to fraction form
   161,370.52/222,687.34 = 93,378.05/x
3. Step 3: Cross multiply
   161,370.52x = 222,687.34 × 93,378.05
4. Step 4: Simplify right side
   161,370.52x = 20,794,109,568.89
5. Step 5: Solve for x
   x = 20,794,109,568.89/161,370.52
6. Step 6: Final answer
   x = 128,859.41