Finding the Third Proportional to 11,385,042 and 17,609,571

Step by Step Solution

1. Step 1: Write the proportion equation
   11,385,042 : 17,609,571 = 17,609,571 : x
2. Step 2: Convert to fraction form
   11,385,042/17,609,571 = 17,609,571/x
3. Step 3: Cross multiply
   11,385,042x = 17,609,571 × 17,609,571
4. Step 4: Simplify right side
   11,385,042x = 310,096,990,804,041
5. Step 5: Solve for x
   x = 310,096,990,804,041/11,385,042
6. Step 6: Final answer
   x = 27,237,228.53