Finding the Third Proportional to 31,098.94 and 42,556.32

Step by Step Solution

1. Step 1: Write the proportion equation
   31,098.94 : 42,556.32 = 42,556.32 : x
2. Step 2: Convert to fraction form
   31,098.94/42,556.32 = 42,556.32/x
3. Step 3: Cross multiply
   31,098.94x = 42,556.32 × 42,556.32
4. Step 4: Simplify right side
   31,098.94x = 1,811,040,731.01
5. Step 5: Solve for x
   x = 1,811,040,731.01/31,098.94
6. Step 6: Final answer
   x = 58,234.81