Finding the Fourth Proportional to 10,811,064,335.87, 16,210,684,817.73 and 8,584,414,969.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,811,064,335.87 : 16,210,684,817.73 = 8,584,414,969.02 : x
2. Step 2: Convert to fraction form
   10,811,064,335.87/16,210,684,817.73 = 8,584,414,969.02/x
3. Step 3: Cross multiply
   10,811,064,335.87x = 16,210,684,817.73 × 8,584,414,969.02
4. Step 4: Simplify right side
   10,811,064,335.87x = 139,159,245,407,325,061,120
5. Step 5: Solve for x
   x = 139,159,245,407,325,061,120/10,811,064,335.87
6. Step 6: Final answer
   x = 12,871,928,339.71