Finding the Fourth Proportional to 117,908.72, 162,695.70 and 67,598

Step by Step Solution

1. Step 1: Write the proportion equation
   117,908.72 : 162,695.70 = 67,598 : x
2. Step 2: Convert to fraction form
   117,908.72/162,695.70 = 67,598/x
3. Step 3: Cross multiply
   117,908.72x = 162,695.70 × 67,598
4. Step 4: Simplify right side
   117,908.72x = 10,997,903,928.60
5. Step 5: Solve for x
   x = 10,997,903,928.60/117,908.72
6. Step 6: Final answer
   x = 93,274.73