Finding the Third Proportional to 3,080,311 and 4,788,453

Step by Step Solution

1. Step 1: Write the proportion equation
   3,080,311 : 4,788,453 = 4,788,453 : x
2. Step 2: Convert to fraction form
   3,080,311/4,788,453 = 4,788,453/x
3. Step 3: Cross multiply
   3,080,311x = 4,788,453 × 4,788,453
4. Step 4: Simplify right side
   3,080,311x = 22,929,282,133,209
5. Step 5: Solve for x
   x = 22,929,282,133,209/3,080,311
6. Step 6: Final answer
   x = 7,443,820.49