Finding the Third Proportional to 42,333,408 and 89,753,640

Step by Step Solution

1. Step 1: Write the proportion equation
   42,333,408 : 89,753,640 = 89,753,640 : x
2. Step 2: Convert to fraction form
   42,333,408/89,753,640 = 89,753,640/x
3. Step 3: Cross multiply
   42,333,408x = 89,753,640 × 89,753,640
4. Step 4: Simplify right side
   42,333,408x = 8,055,715,893,249,600
5. Step 5: Solve for x
   x = 8,055,715,893,249,600/42,333,408
6. Step 6: Final answer
   x = 190,292,165.78