Finding the Fourth Proportional to 40,990.31, 56,447.52 and 35,610.29

Step by Step Solution

1. Step 1: Write the proportion equation
   40,990.31 : 56,447.52 = 35,610.29 : x
2. Step 2: Convert to fraction form
   40,990.31/56,447.52 = 35,610.29/x
3. Step 3: Cross multiply
   40,990.31x = 56,447.52 × 35,610.29
4. Step 4: Simplify right side
   40,990.31x = 2,010,112,556.98
5. Step 5: Solve for x
   x = 2,010,112,556.98/40,990.31
6. Step 6: Final answer
   x = 49,038.73