Finding the Third Proportional to 3,411,912 and 7,296,272

Step by Step Solution

1. Step 1: Write the proportion equation
   3,411,912 : 7,296,272 = 7,296,272 : x
2. Step 2: Convert to fraction form
   3,411,912/7,296,272 = 7,296,272/x
3. Step 3: Cross multiply
   3,411,912x = 7,296,272 × 7,296,272
4. Step 4: Simplify right side
   3,411,912x = 53,235,585,097,984
5. Step 5: Solve for x
   x = 53,235,585,097,984/3,411,912
6. Step 6: Final answer
   x = 15,602,859.95