Finding the Fourth Proportional to 104,093.73, 143,718.72 and 70,152.69

Step by Step Solution

1. Step 1: Write the proportion equation
   104,093.73 : 143,718.72 = 70,152.69 : x
2. Step 2: Convert to fraction form
   104,093.73/143,718.72 = 70,152.69/x
3. Step 3: Cross multiply
   104,093.73x = 143,718.72 × 70,152.69
4. Step 4: Simplify right side
   104,093.73x = 10,082,254,811.36
5. Step 5: Solve for x
   x = 10,082,254,811.36/104,093.73
6. Step 6: Final answer
   x = 96,857.47