Finding the Fourth Proportional to 42,326.37, 63,491.58 and 34,917.09

Step by Step Solution

1. Step 1: Write the proportion equation
   42,326.37 : 63,491.58 = 34,917.09 : x
2. Step 2: Convert to fraction form
   42,326.37/63,491.58 = 34,917.09/x
3. Step 3: Cross multiply
   42,326.37x = 63,491.58 × 34,917.09
4. Step 4: Simplify right side
   42,326.37x = 2,216,941,213.10
5. Step 5: Solve for x
   x = 2,216,941,213.10/42,326.37
6. Step 6: Final answer
   x = 52,377.31