Finding the Fourth Proportional to 42,431.76, 58,554.27 and 23,570.10

Step by Step Solution

1. Step 1: Write the proportion equation
   42,431.76 : 58,554.27 = 23,570.10 : x
2. Step 2: Convert to fraction form
   42,431.76/58,554.27 = 23,570.10/x
3. Step 3: Cross multiply
   42,431.76x = 58,554.27 × 23,570.10
4. Step 4: Simplify right side
   42,431.76x = 1,380,129,999.33
5. Step 5: Solve for x
   x = 1,380,129,999.33/42,431.76
6. Step 6: Final answer
   x = 32,525.87