Finding the Fourth Proportional to 72,393,944,139.22, 99,917,474,576.71 and 47,936,216,056.54

Step by Step Solution

1. Step 1: Write the proportion equation
   72,393,944,139.22 : 99,917,474,576.71 = 47,936,216,056.54 : x
2. Step 2: Convert to fraction form
   72,393,944,139.22/99,917,474,576.71 = 47,936,216,056.54/x
3. Step 3: Cross multiply
   72,393,944,139.22x = 99,917,474,576.71 × 47,936,216,056.54
4. Step 4: Simplify right side
   72,393,944,139.22x = 4,789,665,649,133,013,172,224
5. Step 5: Solve for x
   x = 4,789,665,649,133,013,172,224/72,393,944,139.22
6. Step 6: Final answer
   x = 66,161,136,902.86