Finding the Fourth Proportional to 8,168,563,667.56, 12,256,409,465.94 and 2,860,485,602.20

Step by Step Solution

1. Step 1: Write the proportion equation
   8,168,563,667.56 : 12,256,409,465.94 = 2,860,485,602.20 : x
2. Step 2: Convert to fraction form
   8,168,563,667.56/12,256,409,465.94 = 2,860,485,602.20/x
3. Step 3: Cross multiply
   8,168,563,667.56x = 12,256,409,465.94 × 2,860,485,602.20
4. Step 4: Simplify right side
   8,168,563,667.56x = 35,059,282,811,989,159,936
5. Step 5: Solve for x
   x = 35,059,282,811,989,159,936/8,168,563,667.56
6. Step 6: Final answer
   x = 4,291,976,440.27