Finding the Third Proportional to 1,139,092.88 and 1,663,656.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,092.88 : 1,663,656.47 = 1,663,656.47 : x
2. Step 2: Convert to fraction form
   1,139,092.88/1,663,656.47 = 1,663,656.47/x
3. Step 3: Cross multiply
   1,139,092.88x = 1,663,656.47 × 1,663,656.47
4. Step 4: Simplify right side
   1,139,092.88x = 2,767,752,846,013.72
5. Step 5: Solve for x
   x = 2,767,752,846,013.72/1,139,092.88
6. Step 6: Final answer
   x = 2,429,786.81