Finding the Third Proportional to 1,663,557,804 and 2,378,723,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,663,557,804 : 2,378,723,139 = 2,378,723,139 : x
2. Step 2: Convert to fraction form
   1,663,557,804/2,378,723,139 = 2,378,723,139/x
3. Step 3: Cross multiply
   1,663,557,804x = 2,378,723,139 × 2,378,723,139
4. Step 4: Simplify right side
   1,663,557,804x = 5,658,323,772,014,013,440
5. Step 5: Solve for x
   x = 5,658,323,772,014,013,440/1,663,557,804
6. Step 6: Final answer
   x = 3,401,338,840.41