Finding the Third Proportional to 28,105,252 and 42,158,238

Step by Step Solution

1. Step 1: Write the proportion equation
   28,105,252 : 42,158,238 = 42,158,238 : x
2. Step 2: Convert to fraction form
   28,105,252/42,158,238 = 42,158,238/x
3. Step 3: Cross multiply
   28,105,252x = 42,158,238 × 42,158,238
4. Step 4: Simplify right side
   28,105,252x = 1,777,317,031,264,644
5. Step 5: Solve for x
   x = 1,777,317,031,264,644/28,105,252
6. Step 6: Final answer
   x = 63,237,897.00