Finding the Fourth Proportional to 69,871, 96,421.82 and 38,040.12

Step by Step Solution

1. Step 1: Write the proportion equation
   69,871 : 96,421.82 = 38,040.12 : x
2. Step 2: Convert to fraction form
   69,871/96,421.82 = 38,040.12/x
3. Step 3: Cross multiply
   69,871x = 96,421.82 × 38,040.12
4. Step 4: Simplify right side
   69,871x = 3,667,897,603.42
5. Step 5: Solve for x
   x = 3,667,897,603.42/69,871
6. Step 6: Final answer
   x = 52,495.28