Finding the Fourth Proportional to 15,550,752,956.58, 21,460,025,213.82 and 8,777,997,118.98

Step by Step Solution

1. Step 1: Write the proportion equation
   15,550,752,956.58 : 21,460,025,213.82 = 8,777,997,118.98 : x
2. Step 2: Convert to fraction form
   15,550,752,956.58/21,460,025,213.82 = 8,777,997,118.98/x
3. Step 3: Cross multiply
   15,550,752,956.58x = 21,460,025,213.82 × 8,777,997,118.98
4. Step 4: Simplify right side
   15,550,752,956.58x = 188,376,039,500,150,112,256
5. Step 5: Solve for x
   x = 188,376,039,500,150,112,256/15,550,752,956.58
6. Step 6: Final answer
   x = 12,113,628,197.05