Finding the Fourth Proportional to 53,917.10, 80,948.55 and 34,234.10

Step by Step Solution

1. Step 1: Write the proportion equation
   53,917.10 : 80,948.55 = 34,234.10 : x
2. Step 2: Convert to fraction form
   53,917.10/80,948.55 = 34,234.10/x
3. Step 3: Cross multiply
   53,917.10x = 80,948.55 × 34,234.10
4. Step 4: Simplify right side
   53,917.10x = 2,771,200,755.56
5. Step 5: Solve for x
   x = 2,771,200,755.56/53,917.10
6. Step 6: Final answer
   x = 51,397.44