Finding the Third Proportional to 19,443,288 and 42,546,384

Step by Step Solution

1. Step 1: Write the proportion equation
   19,443,288 : 42,546,384 = 42,546,384 : x
2. Step 2: Convert to fraction form
   19,443,288/42,546,384 = 42,546,384/x
3. Step 3: Cross multiply
   19,443,288x = 42,546,384 × 42,546,384
4. Step 4: Simplify right side
   19,443,288x = 1,810,194,791,475,456
5. Step 5: Solve for x
   x = 1,810,194,791,475,456/19,443,288
6. Step 6: Final answer
   x = 93,101,269.26