Finding the Fourth Proportional to 117,787.31, 162,550.74 and 67,496.03

Step by Step Solution

1. Step 1: Write the proportion equation
   117,787.31 : 162,550.74 = 67,496.03 : x
2. Step 2: Convert to fraction form
   117,787.31/162,550.74 = 67,496.03/x
3. Step 3: Cross multiply
   117,787.31x = 162,550.74 × 67,496.03
4. Step 4: Simplify right side
   117,787.31x = 10,971,529,623.56
5. Step 5: Solve for x
   x = 10,971,529,623.56/117,787.31
6. Step 6: Final answer
   x = 93,146.96