Finding the Fourth Proportional to 19,904,280,113.96, 27,467,725,068.18 and 10,872,036,773.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,904,280,113.96 : 27,467,725,068.18 = 10,872,036,773.72 : x
2. Step 2: Convert to fraction form
   19,904,280,113.96/27,467,725,068.18 = 10,872,036,773.72/x
3. Step 3: Cross multiply
   19,904,280,113.96x = 27,467,725,068.18 × 10,872,036,773.72
4. Step 4: Simplify right side
   19,904,280,113.96x = 298,630,117,031,683,620,864
5. Step 5: Solve for x
   x = 298,630,117,031,683,620,864/19,904,280,113.96
6. Step 6: Final answer
   x = 15,003,311,615.49