Finding the Fourth Proportional to 38,009.38, 52,457.37 and 31,624.72

Step by Step Solution

1. Step 1: Write the proportion equation
   38,009.38 : 52,457.37 = 31,624.72 : x
2. Step 2: Convert to fraction form
   38,009.38/52,457.37 = 31,624.72/x
3. Step 3: Cross multiply
   38,009.38x = 52,457.37 × 31,624.72
4. Step 4: Simplify right side
   38,009.38x = 1,658,949,638.19
5. Step 5: Solve for x
   x = 1,658,949,638.19/38,009.38
6. Step 6: Final answer
   x = 43,645.80