Finding the Third Proportional to 11,186,244 and 17,685,193.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,186,244 : 17,685,193.50 = 17,685,193.50 : x
2. Step 2: Convert to fraction form
   11,186,244/17,685,193.50 = 17,685,193.50/x
3. Step 3: Cross multiply
   11,186,244x = 17,685,193.50 × 17,685,193.50
4. Step 4: Simplify right side
   11,186,244x = 312,766,069,132,442.25
5. Step 5: Solve for x
   x = 312,766,069,132,442.25/11,186,244
6. Step 6: Final answer
   x = 27,959,882.61