Finding the Third Proportional to 4,729,080 and 9,835,584

Step by Step Solution

1. Step 1: Write the proportion equation
   4,729,080 : 9,835,584 = 9,835,584 : x
2. Step 2: Convert to fraction form
   4,729,080/9,835,584 = 9,835,584/x
3. Step 3: Cross multiply
   4,729,080x = 9,835,584 × 9,835,584
4. Step 4: Simplify right side
   4,729,080x = 96,738,712,621,056
5. Step 5: Solve for x
   x = 96,738,712,621,056/4,729,080
6. Step 6: Final answer
   x = 20,456,137.90