Finding the Fourth Proportional to 38,341.98, 52,899.72 and 21,571.74

Step by Step Solution

1. Step 1: Write the proportion equation
   38,341.98 : 52,899.72 = 21,571.74 : x
2. Step 2: Convert to fraction form
   38,341.98/52,899.72 = 21,571.74/x
3. Step 3: Cross multiply
   38,341.98x = 52,899.72 × 21,571.74
4. Step 4: Simplify right side
   38,341.98x = 1,141,139,005.91
5. Step 5: Solve for x
   x = 1,141,139,005.91/38,341.98
6. Step 6: Final answer
   x = 29,762.13