Finding the Fourth Proportional to 42,905.22, 64,287.54 and 41,265

Step by Step Solution

1. Step 1: Write the proportion equation
   42,905.22 : 64,287.54 = 41,265 : x
2. Step 2: Convert to fraction form
   42,905.22/64,287.54 = 41,265/x
3. Step 3: Cross multiply
   42,905.22x = 64,287.54 × 41,265
4. Step 4: Simplify right side
   42,905.22x = 2,652,825,338.10
5. Step 5: Solve for x
   x = 2,652,825,338.10/42,905.22
6. Step 6: Final answer
   x = 61,829.90