Finding the Third Proportional to 11,865,970 and 17,830,548

Step by Step Solution

1. Step 1: Write the proportion equation
   11,865,970 : 17,830,548 = 17,830,548 : x
2. Step 2: Convert to fraction form
   11,865,970/17,830,548 = 17,830,548/x
3. Step 3: Cross multiply
   11,865,970x = 17,830,548 × 17,830,548
4. Step 4: Simplify right side
   11,865,970x = 317,928,441,980,304
5. Step 5: Solve for x
   x = 317,928,441,980,304/11,865,970
6. Step 6: Final answer
   x = 26,793,295.62