Finding the Third Proportional to 4,571,076 and 9,520,488

Step by Step Solution

1. Step 1: Write the proportion equation
   4,571,076 : 9,520,488 = 9,520,488 : x
2. Step 2: Convert to fraction form
   4,571,076/9,520,488 = 9,520,488/x
3. Step 3: Cross multiply
   4,571,076x = 9,520,488 × 9,520,488
4. Step 4: Simplify right side
   4,571,076x = 90,639,691,758,144
5. Step 5: Solve for x
   x = 90,639,691,758,144/4,571,076
6. Step 6: Final answer
   x = 19,828,961.88