Finding the Fourth Proportional to 79,615.36, 109,870.12 and 45,623.16

Step by Step Solution

1. Step 1: Write the proportion equation
   79,615.36 : 109,870.12 = 45,623.16 : x
2. Step 2: Convert to fraction form
   79,615.36/109,870.12 = 45,623.16/x
3. Step 3: Cross multiply
   79,615.36x = 109,870.12 × 45,623.16
4. Step 4: Simplify right side
   79,615.36x = 5,012,622,063.98
5. Step 5: Solve for x
   x = 5,012,622,063.98/79,615.36
6. Step 6: Final answer
   x = 62,960.49