Finding the Third Proportional to 849,774,648 and 1,828,689,648

Step by Step Solution

1. Step 1: Write the proportion equation
   849,774,648 : 1,828,689,648 = 1,828,689,648 : x
2. Step 2: Convert to fraction form
   849,774,648/1,828,689,648 = 1,828,689,648/x
3. Step 3: Cross multiply
   849,774,648x = 1,828,689,648 × 1,828,689,648
4. Step 4: Simplify right side
   849,774,648x = 3,344,105,828,702,363,648
5. Step 5: Solve for x
   x = 3,344,105,828,702,363,648/849,774,648
6. Step 6: Final answer
   x = 3,935,285,474.30