Finding the Third Proportional to 6,269,139 and 12,803,940

Step by Step Solution

1. Step 1: Write the proportion equation
   6,269,139 : 12,803,940 = 12,803,940 : x
2. Step 2: Convert to fraction form
   6,269,139/12,803,940 = 12,803,940/x
3. Step 3: Cross multiply
   6,269,139x = 12,803,940 × 12,803,940
4. Step 4: Simplify right side
   6,269,139x = 163,940,879,523,600
5. Step 5: Solve for x
   x = 163,940,879,523,600/6,269,139
6. Step 6: Final answer
   x = 26,150,461.73