Finding the Fourth Proportional to 117,834.42, 162,608.83 and 64,119.58

Step by Step Solution

1. Step 1: Write the proportion equation
   117,834.42 : 162,608.83 = 64,119.58 : x
2. Step 2: Convert to fraction form
   117,834.42/162,608.83 = 64,119.58/x
3. Step 3: Cross multiply
   117,834.42x = 162,608.83 × 64,119.58
4. Step 4: Simplify right side
   117,834.42x = 10,426,409,883.89
5. Step 5: Solve for x
   x = 10,426,409,883.89/117,834.42
6. Step 6: Final answer
   x = 88,483.57