Finding the Fourth Proportional to 118,375.92, 177,300.60 and 109,156.56

Step by Step Solution

1. Step 1: Write the proportion equation
   118,375.92 : 177,300.60 = 109,156.56 : x
2. Step 2: Convert to fraction form
   118,375.92/177,300.60 = 109,156.56/x
3. Step 3: Cross multiply
   118,375.92x = 177,300.60 × 109,156.56
4. Step 4: Simplify right side
   118,375.92x = 19,353,523,581.94
5. Step 5: Solve for x
   x = 19,353,523,581.94/118,375.92
6. Step 6: Final answer
   x = 163,492.06