Finding the Third Proportional to 1,553,667,766 and 3,328,946,428

Step by Step Solution

1. Step 1: Write the proportion equation
   1,553,667,766 : 3,328,946,428 = 3,328,946,428 : x
2. Step 2: Convert to fraction form
   1,553,667,766/3,328,946,428 = 3,328,946,428/x
3. Step 3: Cross multiply
   1,553,667,766x = 3,328,946,428 × 3,328,946,428
4. Step 4: Simplify right side
   1,553,667,766x = 11,081,884,320,493,959,168
5. Step 5: Solve for x
   x = 11,081,884,320,493,959,168/1,553,667,766
6. Step 6: Final answer
   x = 7,132,724,616.55