Finding the Third Proportional to 1,137,485 and 2,475,830

Step by Step Solution

1. Step 1: Write the proportion equation
   1,137,485 : 2,475,830 = 2,475,830 : x
2. Step 2: Convert to fraction form
   1,137,485/2,475,830 = 2,475,830/x
3. Step 3: Cross multiply
   1,137,485x = 2,475,830 × 2,475,830
4. Step 4: Simplify right side
   1,137,485x = 6,129,734,188,900
5. Step 5: Solve for x
   x = 6,129,734,188,900/1,137,485
6. Step 6: Final answer
   x = 5,388,848.37