Finding the Third Proportional to 1,553,474 and 3,334,468

Step by Step Solution

1. Step 1: Write the proportion equation
   1,553,474 : 3,334,468 = 3,334,468 : x
2. Step 2: Convert to fraction form
   1,553,474/3,334,468 = 3,334,468/x
3. Step 3: Cross multiply
   1,553,474x = 3,334,468 × 3,334,468
4. Step 4: Simplify right side
   1,553,474x = 11,118,676,843,024
5. Step 5: Solve for x
   x = 11,118,676,843,024/1,553,474
6. Step 6: Final answer
   x = 7,157,298.32