Finding the Fourth Proportional to 110,498.33, 152,447.71 and 72,279.67

Step by Step Solution

1. Step 1: Write the proportion equation
   110,498.33 : 152,447.71 = 72,279.67 : x
2. Step 2: Convert to fraction form
   110,498.33/152,447.71 = 72,279.67/x
3. Step 3: Cross multiply
   110,498.33x = 152,447.71 × 72,279.67
4. Step 4: Simplify right side
   110,498.33x = 11,018,870,171.06
5. Step 5: Solve for x
   x = 11,018,870,171.06/110,498.33
6. Step 6: Final answer
   x = 99,719.79