Finding the Third Proportional to 11,865,968 and 17,830,545

Step by Step Solution

1. Step 1: Write the proportion equation
   11,865,968 : 17,830,545 = 17,830,545 : x
2. Step 2: Convert to fraction form
   11,865,968/17,830,545 = 17,830,545/x
3. Step 3: Cross multiply
   11,865,968x = 17,830,545 × 17,830,545
4. Step 4: Simplify right side
   11,865,968x = 317,928,334,997,025
5. Step 5: Solve for x
   x = 317,928,334,997,025/11,865,968
6. Step 6: Final answer
   x = 26,793,291.12