Finding the Fourth Proportional to 53,816.10, 80,714.55 and 34,059.30

Step by Step Solution

1. Step 1: Write the proportion equation
   53,816.10 : 80,714.55 = 34,059.30 : x
2. Step 2: Convert to fraction form
   53,816.10/80,714.55 = 34,059.30/x
3. Step 3: Cross multiply
   53,816.10x = 80,714.55 × 34,059.30
4. Step 4: Simplify right side
   53,816.10x = 2,749,081,072.82
5. Step 5: Solve for x
   x = 2,749,081,072.82/53,816.10
6. Step 6: Final answer
   x = 51,082.87