Finding the Fourth Proportional to 110,735.33, 152,761.61 and 72,478.03

Step by Step Solution

1. Step 1: Write the proportion equation
   110,735.33 : 152,761.61 = 72,478.03 : x
2. Step 2: Convert to fraction form
   110,735.33/152,761.61 = 72,478.03/x
3. Step 3: Cross multiply
   110,735.33x = 152,761.61 × 72,478.03
4. Step 4: Simplify right side
   110,735.33x = 11,071,861,084.25
5. Step 5: Solve for x
   x = 11,071,861,084.25/110,735.33
6. Step 6: Final answer
   x = 99,984.90