Finding the Fourth Proportional to 19,904,280,112.96, 27,467,725,066.80 and 10,872,036,772.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,904,280,112.96 : 27,467,725,066.80 = 10,872,036,772.72 : x
2. Step 2: Convert to fraction form
   19,904,280,112.96/27,467,725,066.80 = 10,872,036,772.72/x
3. Step 3: Cross multiply
   19,904,280,112.96x = 27,467,725,066.80 × 10,872,036,772.72
4. Step 4: Simplify right side
   19,904,280,112.96x = 298,630,116,989,212,491,776
5. Step 5: Solve for x
   x = 298,630,116,989,212,491,776/19,904,280,112.96
6. Step 6: Final answer
   x = 15,003,311,614.11