Finding the Third Proportional to 19,546.88 and 42,679.13

Step by Step Solution

1. Step 1: Write the proportion equation
   19,546.88 : 42,679.13 = 42,679.13 : x
2. Step 2: Convert to fraction form
   19,546.88/42,679.13 = 42,679.13/x
3. Step 3: Cross multiply
   19,546.88x = 42,679.13 × 42,679.13
4. Step 4: Simplify right side
   19,546.88x = 1,821,507,710.77
5. Step 5: Solve for x
   x = 1,821,507,710.77/19,546.88
6. Step 6: Final answer
   x = 93,186.65