Finding the Third Proportional to 4,453,830 and 9,537,516

Step by Step Solution

1. Step 1: Write the proportion equation
   4,453,830 : 9,537,516 = 9,537,516 : x
2. Step 2: Convert to fraction form
   4,453,830/9,537,516 = 9,537,516/x
3. Step 3: Cross multiply
   4,453,830x = 9,537,516 × 9,537,516
4. Step 4: Simplify right side
   4,453,830x = 90,964,211,450,256
5. Step 5: Solve for x
   x = 90,964,211,450,256/4,453,830
6. Step 6: Final answer
   x = 20,423,817.58