Finding the Third Proportional to 11,478,384 and 17,579,160

Step by Step Solution

1. Step 1: Write the proportion equation
   11,478,384 : 17,579,160 = 17,579,160 : x
2. Step 2: Convert to fraction form
   11,478,384/17,579,160 = 17,579,160/x
3. Step 3: Cross multiply
   11,478,384x = 17,579,160 × 17,579,160
4. Step 4: Simplify right side
   11,478,384x = 309,026,866,305,600
5. Step 5: Solve for x
   x = 309,026,866,305,600/11,478,384
6. Step 6: Final answer
   x = 26,922,506.37