Finding the Fourth Proportional to 3,654,233,676.49, 5,042,711,972.55 and 2,068,291,581.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,654,233,676.49 : 5,042,711,972.55 = 2,068,291,581.10 : x
2. Step 2: Convert to fraction form
   3,654,233,676.49/5,042,711,972.55 = 2,068,291,581.10/x
3. Step 3: Cross multiply
   3,654,233,676.49x = 5,042,711,972.55 × 2,068,291,581.10
4. Step 4: Simplify right side
   3,654,233,676.49x = 10,429,798,718,724,732,928
5. Step 5: Solve for x
   x = 10,429,798,718,724,732,928/3,654,233,676.49
6. Step 6: Final answer
   x = 2,854,168,518.51