Finding the Fourth Proportional to 109,633.72, 164,398.72 and 50,451.88

Step by Step Solution

1. Step 1: Write the proportion equation
   109,633.72 : 164,398.72 = 50,451.88 : x
2. Step 2: Convert to fraction form
   109,633.72/164,398.72 = 50,451.88/x
3. Step 3: Cross multiply
   109,633.72x = 164,398.72 × 50,451.88
4. Step 4: Simplify right side
   109,633.72x = 8,294,224,493.59
5. Step 5: Solve for x
   x = 8,294,224,493.59/109,633.72
6. Step 6: Final answer
   x = 75,653.95