Finding the Third Proportional to 19,635.19 and 42,935.63

Step by Step Solution

1. Step 1: Write the proportion equation
   19,635.19 : 42,935.63 = 42,935.63 : x
2. Step 2: Convert to fraction form
   19,635.19/42,935.63 = 42,935.63/x
3. Step 3: Cross multiply
   19,635.19x = 42,935.63 × 42,935.63
4. Step 4: Simplify right side
   19,635.19x = 1,843,467,894.14
5. Step 5: Solve for x
   x = 1,843,467,894.14/19,635.19
6. Step 6: Final answer
   x = 93,885.93