Finding the Fourth Proportional to 70,129.69, 105,200.03 and 23,382.56

Step by Step Solution

1. Step 1: Write the proportion equation
   70,129.69 : 105,200.03 = 23,382.56 : x
2. Step 2: Convert to fraction form
   70,129.69/105,200.03 = 23,382.56/x
3. Step 3: Cross multiply
   70,129.69x = 105,200.03 × 23,382.56
4. Step 4: Simplify right side
   70,129.69x = 2,459,846,334.93
5. Step 5: Solve for x
   x = 2,459,846,334.93/70,129.69
6. Step 6: Final answer
   x = 35,075.68