Finding the Third Proportional to 14,078.39 and 21,075.82

Step by Step Solution

1. Step 1: Write the proportion equation
   14,078.39 : 21,075.82 = 21,075.82 : x
2. Step 2: Convert to fraction form
   14,078.39/21,075.82 = 21,075.82/x
3. Step 3: Cross multiply
   14,078.39x = 21,075.82 × 21,075.82
4. Step 4: Simplify right side
   14,078.39x = 444,190,201.84
5. Step 5: Solve for x
   x = 444,190,201.84/14,078.39
6. Step 6: Final answer
   x = 31,551.21