Finding the Fourth Proportional to 3,826,689,624.17, 5,280,831,637.48 and 2,066,557,032.17

Step by Step Solution

1. Step 1: Write the proportion equation
   3,826,689,624.17 : 5,280,831,637.48 = 2,066,557,032.17 : x
2. Step 2: Convert to fraction form
   3,826,689,624.17/5,280,831,637.48 = 2,066,557,032.17/x
3. Step 3: Cross multiply
   3,826,689,624.17x = 5,280,831,637.48 × 2,066,557,032.17
4. Step 4: Simplify right side
   3,826,689,624.17x = 10,913,139,756,140,109,824
5. Step 5: Solve for x
   x = 10,913,139,756,140,109,824/3,826,689,624.17
6. Step 6: Final answer
   x = 2,851,848,680.70