Finding the Third Proportional to 13,813.88 and 21,907.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,813.88 : 21,907.13 = 21,907.13 : x
2. Step 2: Convert to fraction form
   13,813.88/21,907.13 = 21,907.13/x
3. Step 3: Cross multiply
   13,813.88x = 21,907.13 × 21,907.13
4. Step 4: Simplify right side
   13,813.88x = 479,922,125.77
5. Step 5: Solve for x
   x = 479,922,125.77/13,813.88
6. Step 6: Final answer
   x = 34,742.03