Finding the Fourth Proportional to 30,899.82, 42,641.40 and 17,471.22

Step by Step Solution

1. Step 1: Write the proportion equation
   30,899.82 : 42,641.40 = 17,471.22 : x
2. Step 2: Convert to fraction form
   30,899.82/42,641.40 = 17,471.22/x
3. Step 3: Cross multiply
   30,899.82x = 42,641.40 × 17,471.22
4. Step 4: Simplify right side
   30,899.82x = 744,997,280.51
5. Step 5: Solve for x
   x = 744,997,280.51/30,899.82
6. Step 6: Final answer
   x = 24,110.08