Finding the Third Proportional to 19,916,593.88 and 42,859,914

Step by Step Solution

1. Step 1: Write the proportion equation
   19,916,593.88 : 42,859,914 = 42,859,914 : x
2. Step 2: Convert to fraction form
   19,916,593.88/42,859,914 = 42,859,914/x
3. Step 3: Cross multiply
   19,916,593.88x = 42,859,914 × 42,859,914
4. Step 4: Simplify right side
   19,916,593.88x = 1,836,972,228,087,396
5. Step 5: Solve for x
   x = 1,836,972,228,087,396/19,916,593.88
6. Step 6: Final answer
   x = 92,233,252.31