Finding the Third Proportional to 5,743,320 and 12,529,840

Step by Step Solution

1. Step 1: Write the proportion equation
   5,743,320 : 12,529,840 = 12,529,840 : x
2. Step 2: Convert to fraction form
   5,743,320/12,529,840 = 12,529,840/x
3. Step 3: Cross multiply
   5,743,320x = 12,529,840 × 12,529,840
4. Step 4: Simplify right side
   5,743,320x = 156,996,890,425,600
5. Step 5: Solve for x
   x = 156,996,890,425,600/5,743,320
6. Step 6: Final answer
   x = 27,335,563.82