Finding the Fourth Proportional to 38,026.82, 52,478.72 and 21,259.82

Step by Step Solution

1. Step 1: Write the proportion equation
   38,026.82 : 52,478.72 = 21,259.82 : x
2. Step 2: Convert to fraction form
   38,026.82/52,478.72 = 21,259.82/x
3. Step 3: Cross multiply
   38,026.82x = 52,478.72 × 21,259.82
4. Step 4: Simplify right side
   38,026.82x = 1,115,688,141.03
5. Step 5: Solve for x
   x = 1,115,688,141.03/38,026.82
6. Step 6: Final answer
   x = 29,339.51