Finding the Fourth Proportional to 108,094.72, 162,003.84 and 45,679.36

Step by Step Solution

1. Step 1: Write the proportion equation
   108,094.72 : 162,003.84 = 45,679.36 : x
2. Step 2: Convert to fraction form
   108,094.72/162,003.84 = 45,679.36/x
3. Step 3: Cross multiply
   108,094.72x = 162,003.84 × 45,679.36
4. Step 4: Simplify right side
   108,094.72x = 7,400,231,728.74
5. Step 5: Solve for x
   x = 7,400,231,728.74/108,094.72
6. Step 6: Final answer
   x = 68,460.62