Finding the Fourth Proportional to 12,870,112,574.98, 17,760,966,846.16 and 7,076,659,074.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,870,112,574.98 : 17,760,966,846.16 = 7,076,659,074.18 : x
2. Step 2: Convert to fraction form
   12,870,112,574.98/17,760,966,846.16 = 7,076,659,074.18/x
3. Step 3: Cross multiply
   12,870,112,574.98x = 17,760,966,846.16 × 7,076,659,074.18
4. Step 4: Simplify right side
   12,870,112,574.98x = 125,688,307,198,088,298,496
5. Step 5: Solve for x
   x = 125,688,307,198,088,298,496/12,870,112,574.98
6. Step 6: Final answer
   x = 9,765,905,812.08