Finding the Third Proportional to 19,443,292 and 42,546,392

Step by Step Solution

1. Step 1: Write the proportion equation
   19,443,292 : 42,546,392 = 42,546,392 : x
2. Step 2: Convert to fraction form
   19,443,292/42,546,392 = 42,546,392/x
3. Step 3: Cross multiply
   19,443,292x = 42,546,392 × 42,546,392
4. Step 4: Simplify right side
   19,443,292x = 1,810,195,472,217,664
5. Step 5: Solve for x
   x = 1,810,195,472,217,664/19,443,292
6. Step 6: Final answer
   x = 93,101,285.12