Finding the Fourth Proportional to 72,823.49, 109,300.33 and 37,309

Step by Step Solution

1. Step 1: Write the proportion equation
   72,823.49 : 109,300.33 = 37,309 : x
2. Step 2: Convert to fraction form
   72,823.49/109,300.33 = 37,309/x
3. Step 3: Cross multiply
   72,823.49x = 109,300.33 × 37,309
4. Step 4: Simplify right side
   72,823.49x = 4,077,886,011.97
5. Step 5: Solve for x
   x = 4,077,886,011.97/72,823.49
6. Step 6: Final answer
   x = 55,996.85