Finding the Fourth Proportional to 42,185.12, 58,213.14 and 23,321

Step by Step Solution

1. Step 1: Write the proportion equation
   42,185.12 : 58,213.14 = 23,321 : x
2. Step 2: Convert to fraction form
   42,185.12/58,213.14 = 23,321/x
3. Step 3: Cross multiply
   42,185.12x = 58,213.14 × 23,321
4. Step 4: Simplify right side
   42,185.12x = 1,357,588,637.94
5. Step 5: Solve for x
   x = 1,357,588,637.94/42,185.12
6. Step 6: Final answer
   x = 32,181.69