Finding the Third Proportional to 4,588,800 and 9,973,632

Step by Step Solution

1. Step 1: Write the proportion equation
   4,588,800 : 9,973,632 = 9,973,632 : x
2. Step 2: Convert to fraction form
   4,588,800/9,973,632 = 9,973,632/x
3. Step 3: Cross multiply
   4,588,800x = 9,973,632 × 9,973,632
4. Step 4: Simplify right side
   4,588,800x = 99,473,335,271,424
5. Step 5: Solve for x
   x = 99,473,335,271,424/4,588,800
6. Step 6: Final answer
   x = 21,677,417.90