Finding the Fourth Proportional to 42,866.22, 64,398.15 and 41,094.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,866.22 : 64,398.15 = 41,094.78 : x
2. Step 2: Convert to fraction form
   42,866.22/64,398.15 = 41,094.78/x
3. Step 3: Cross multiply
   42,866.22x = 64,398.15 × 41,094.78
4. Step 4: Simplify right side
   42,866.22x = 2,646,427,806.66
5. Step 5: Solve for x
   x = 2,646,427,806.66/42,866.22
6. Step 6: Final answer
   x = 61,736.91