Finding the Third Proportional to 11,529,974 and 17,685,706

Step by Step Solution

1. Step 1: Write the proportion equation
   11,529,974 : 17,685,706 = 17,685,706 : x
2. Step 2: Convert to fraction form
   11,529,974/17,685,706 = 17,685,706/x
3. Step 3: Cross multiply
   11,529,974x = 17,685,706 × 17,685,706
4. Step 4: Simplify right side
   11,529,974x = 312,784,196,718,436
5. Step 5: Solve for x
   x = 312,784,196,718,436/11,529,974
6. Step 6: Final answer
   x = 27,127,918.65