Finding the Fourth Proportional to 152,805.34, 229,254.94 and 72,945.22

Step by Step Solution

1. Step 1: Write the proportion equation
   152,805.34 : 229,254.94 = 72,945.22 : x
2. Step 2: Convert to fraction form
   152,805.34/229,254.94 = 72,945.22/x
3. Step 3: Cross multiply
   152,805.34x = 229,254.94 × 72,945.22
4. Step 4: Simplify right side
   152,805.34x = 16,723,052,034.39
5. Step 5: Solve for x
   x = 16,723,052,034.39/152,805.34
6. Step 6: Final answer
   x = 109,440.23