Finding the Fourth Proportional to 3,191,256,456.44, 4,405,109,113.89 and 1,921,156,498.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,191,256,456.44 : 4,405,109,113.89 = 1,921,156,498.04 : x
2. Step 2: Convert to fraction form
   3,191,256,456.44/4,405,109,113.89 = 1,921,156,498.04/x
3. Step 3: Cross multiply
   3,191,256,456.44x = 4,405,109,113.89 × 1,921,156,498.04
4. Step 4: Simplify right side
   3,191,256,456.44x = 8,462,903,998,702,974,976
5. Step 5: Solve for x
   x = 8,462,903,998,702,974,976/3,191,256,456.44
6. Step 6: Final answer
   x = 2,651,903,447.51