Finding the Fourth Proportional to 117,510.99, 162,046.06 and 100,571.46

Step by Step Solution

1. Step 1: Write the proportion equation
   117,510.99 : 162,046.06 = 100,571.46 : x
2. Step 2: Convert to fraction form
   117,510.99/162,046.06 = 100,571.46/x
3. Step 3: Cross multiply
   117,510.99x = 162,046.06 × 100,571.46
4. Step 4: Simplify right side
   117,510.99x = 16,297,208,841.45
5. Step 5: Solve for x
   x = 16,297,208,841.45/117,510.99
6. Step 6: Final answer
   x = 138,686.68