Finding the Fourth Proportional to 42,419.70, 58,513.01 and 27,307.38

Step by Step Solution

1. Step 1: Write the proportion equation
   42,419.70 : 58,513.01 = 27,307.38 : x
2. Step 2: Convert to fraction form
   42,419.70/58,513.01 = 27,307.38/x
3. Step 3: Cross multiply
   42,419.70x = 58,513.01 × 27,307.38
4. Step 4: Simplify right side
   42,419.70x = 1,597,836,999.01
5. Step 5: Solve for x
   x = 1,597,836,999.01/42,419.70
6. Step 6: Final answer
   x = 37,667.33