Finding the Fourth Proportional to 37,886.32, 52,281.06 and 21,754.45

Step by Step Solution

1. Step 1: Write the proportion equation
   37,886.32 : 52,281.06 = 21,754.45 : x
2. Step 2: Convert to fraction form
   37,886.32/52,281.06 = 21,754.45/x
3. Step 3: Cross multiply
   37,886.32x = 52,281.06 × 21,754.45
4. Step 4: Simplify right side
   37,886.32x = 1,137,345,705.72
5. Step 5: Solve for x
   x = 1,137,345,705.72/37,886.32
6. Step 6: Final answer
   x = 30,019.96