Finding the Fourth Proportional to 111,352.65, 153,460.56 and 79,088.67

Step by Step Solution

1. Step 1: Write the proportion equation
   111,352.65 : 153,460.56 = 79,088.67 : x
2. Step 2: Convert to fraction form
   111,352.65/153,460.56 = 79,088.67/x
3. Step 3: Cross multiply
   111,352.65x = 153,460.56 × 79,088.67
4. Step 4: Simplify right side
   111,352.65x = 12,136,991,587.86
5. Step 5: Solve for x
   x = 12,136,991,587.86/111,352.65
6. Step 6: Final answer
   x = 108,995.98