Finding the Fourth Proportional to 8,005,499,895.72, 12,005,832,202.21 and 2,407,951,043.27

Step by Step Solution

1. Step 1: Write the proportion equation
   8,005,499,895.72 : 12,005,832,202.21 = 2,407,951,043.27 : x
2. Step 2: Convert to fraction form
   8,005,499,895.72/12,005,832,202.21 = 2,407,951,043.27/x
3. Step 3: Cross multiply
   8,005,499,895.72x = 12,005,832,202.21 × 2,407,951,043.27
4. Step 4: Simplify right side
   8,005,499,895.72x = 28,909,456,176,624,091,136
5. Step 5: Solve for x
   x = 28,909,456,176,624,091,136/8,005,499,895.72
6. Step 6: Final answer
   x = 3,611,199,369.58