Finding the Fourth Proportional to 110,573.64, 152,624.45 and 71,810.42

Step by Step Solution

1. Step 1: Write the proportion equation
   110,573.64 : 152,624.45 = 71,810.42 : x
2. Step 2: Convert to fraction form
   110,573.64/152,624.45 = 71,810.42/x
3. Step 3: Cross multiply
   110,573.64x = 152,624.45 × 71,810.42
4. Step 4: Simplify right side
   110,573.64x = 10,960,025,576.23
5. Step 5: Solve for x
   x = 10,960,025,576.23/110,573.64
6. Step 6: Final answer
   x = 99,119.69