Finding the Fourth Proportional to 169,419.50, 233,800.71 and 92,938.74

Step by Step Solution

1. Step 1: Write the proportion equation
   169,419.50 : 233,800.71 = 92,938.74 : x
2. Step 2: Convert to fraction form
   169,419.50/233,800.71 = 92,938.74/x
3. Step 3: Cross multiply
   169,419.50x = 233,800.71 × 92,938.74
4. Step 4: Simplify right side
   169,419.50x = 21,729,142,928.31
5. Step 5: Solve for x
   x = 21,729,142,928.31/169,419.50
6. Step 6: Final answer
   x = 128,256.45