Finding the Third Proportional to 10,638,730 and 23,402,900

Step by Step Solution

1. Step 1: Write the proportion equation
   10,638,730 : 23,402,900 = 23,402,900 : x
2. Step 2: Convert to fraction form
   10,638,730/23,402,900 = 23,402,900/x
3. Step 3: Cross multiply
   10,638,730x = 23,402,900 × 23,402,900
4. Step 4: Simplify right side
   10,638,730x = 547,695,728,410,000
5. Step 5: Solve for x
   x = 547,695,728,410,000/10,638,730
6. Step 6: Final answer
   x = 51,481,307.30