Finding the Fourth Proportional to 79,089.42, 109,261.95 and 51,929.94

Step by Step Solution

1. Step 1: Write the proportion equation
   79,089.42 : 109,261.95 = 51,929.94 : x
2. Step 2: Convert to fraction form
   79,089.42/109,261.95 = 51,929.94/x
3. Step 3: Cross multiply
   79,089.42x = 109,261.95 × 51,929.94
4. Step 4: Simplify right side
   79,089.42x = 5,673,966,507.78
5. Step 5: Solve for x
   x = 5,673,966,507.78/79,089.42
6. Step 6: Final answer
   x = 71,741.16