Finding the Fourth Proportional to 13,345,231,141.82, 18,415,201,714.13 and 7,918,831,564.04

Step by Step Solution

1. Step 1: Write the proportion equation
   13,345,231,141.82 : 18,415,201,714.13 = 7,918,831,564.04 : x
2. Step 2: Convert to fraction form
   13,345,231,141.82/18,415,201,714.13 = 7,918,831,564.04/x
3. Step 3: Cross multiply
   13,345,231,141.82x = 18,415,201,714.13 × 7,918,831,564.04
4. Step 4: Simplify right side
   13,345,231,141.82x = 145,826,880,592,016,162,816
5. Step 5: Solve for x
   x = 145,826,880,592,016,162,816/13,345,231,141.82
6. Step 6: Final answer
   x = 10,927,265,256.20