Finding the Fourth Proportional to 42,690.72, 58,913.43 and 23,570.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,690.72 : 58,913.43 = 23,570.16 : x
2. Step 2: Convert to fraction form
   42,690.72/58,913.43 = 23,570.16/x
3. Step 3: Cross multiply
   42,690.72x = 58,913.43 × 23,570.16
4. Step 4: Simplify right side
   42,690.72x = 1,388,598,971.25
5. Step 5: Solve for x
   x = 1,388,598,971.25/42,690.72
6. Step 6: Final answer
   x = 32,526.95