Finding the Fourth Proportional to 22,272,383,060.28, 30,736,471,145.81 and 12,111,705,188.21

Step by Step Solution

1. Step 1: Write the proportion equation
   22,272,383,060.28 : 30,736,471,145.81 = 12,111,705,188.21 : x
2. Step 2: Convert to fraction form
   22,272,383,060.28/30,736,471,145.81 = 12,111,705,188.21/x
3. Step 3: Cross multiply
   22,272,383,060.28x = 30,736,471,145.81 × 12,111,705,188.21
4. Step 4: Simplify right side
   22,272,383,060.28x = 372,271,077,043,974,832,128
5. Step 5: Solve for x
   x = 372,271,077,043,974,832,128/22,272,383,060.28
6. Step 6: Final answer
   x = 16,714,469,935.10