Finding the Third Proportional to 2,973,120 and 4,487,520

Step by Step Solution

1. Step 1: Write the proportion equation
   2,973,120 : 4,487,520 = 4,487,520 : x
2. Step 2: Convert to fraction form
   2,973,120/4,487,520 = 4,487,520/x
3. Step 3: Cross multiply
   2,973,120x = 4,487,520 × 4,487,520
4. Step 4: Simplify right side
   2,973,120x = 20,137,835,750,400
5. Step 5: Solve for x
   x = 20,137,835,750,400/2,973,120
6. Step 6: Final answer
   x = 6,773,300.69