Finding the Third Proportional to 19,390.88 and 31,111.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,390.88 : 31,111.13 = 31,111.13 : x
2. Step 2: Convert to fraction form
   19,390.88/31,111.13 = 31,111.13/x
3. Step 3: Cross multiply
   19,390.88x = 31,111.13 × 31,111.13
4. Step 4: Simplify right side
   19,390.88x = 967,902,098.77
5. Step 5: Solve for x
   x = 967,902,098.77/19,390.88
6. Step 6: Final answer
   x = 49,915.34