Finding the Fourth Proportional to 109,019.34, 150,409.35 and 70,826.94

Step by Step Solution

1. Step 1: Write the proportion equation
   109,019.34 : 150,409.35 = 70,826.94 : x
2. Step 2: Convert to fraction form
   109,019.34/150,409.35 = 70,826.94/x
3. Step 3: Cross multiply
   109,019.34x = 150,409.35 × 70,826.94
4. Step 4: Simplify right side
   109,019.34x = 10,653,034,007.89
5. Step 5: Solve for x
   x = 10,653,034,007.89/109,019.34
6. Step 6: Final answer
   x = 97,716.92