Finding the Third Proportional to 11,329,128 and 17,087,706

Step by Step Solution

1. Step 1: Write the proportion equation
   11,329,128 : 17,087,706 = 17,087,706 : x
2. Step 2: Convert to fraction form
   11,329,128/17,087,706 = 17,087,706/x
3. Step 3: Cross multiply
   11,329,128x = 17,087,706 × 17,087,706
4. Step 4: Simplify right side
   11,329,128x = 291,989,696,342,436
5. Step 5: Solve for x
   x = 291,989,696,342,436/11,329,128
6. Step 6: Final answer
   x = 25,773,360.17