Finding the Third Proportional to 2,578,381.50 and 5,464,111.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,578,381.50 : 5,464,111.50 = 5,464,111.50 : x
2. Step 2: Convert to fraction form
   2,578,381.50/5,464,111.50 = 5,464,111.50/x
3. Step 3: Cross multiply
   2,578,381.50x = 5,464,111.50 × 5,464,111.50
4. Step 4: Simplify right side
   2,578,381.50x = 29,856,514,484,432.25
5. Step 5: Solve for x
   x = 29,856,514,484,432.25/2,578,381.50
6. Step 6: Final answer
   x = 11,579,556.59