Finding the Fourth Proportional to 38,002.32, 52,445.61 and 21,875.09

Step by Step Solution

1. Step 1: Write the proportion equation
   38,002.32 : 52,445.61 = 21,875.09 : x
2. Step 2: Convert to fraction form
   38,002.32/52,445.61 = 21,875.09/x
3. Step 3: Cross multiply
   38,002.32x = 52,445.61 × 21,875.09
4. Step 4: Simplify right side
   38,002.32x = 1,147,252,176.63
5. Step 5: Solve for x
   x = 1,147,252,176.63/38,002.32
6. Step 6: Final answer
   x = 30,189.00