Finding the Fourth Proportional to 83,171.10, 124,822.18 and 38,775

Step by Step Solution

1. Step 1: Write the proportion equation
   83,171.10 : 124,822.18 = 38,775 : x
2. Step 2: Convert to fraction form
   83,171.10/124,822.18 = 38,775/x
3. Step 3: Cross multiply
   83,171.10x = 124,822.18 × 38,775
4. Step 4: Simplify right side
   83,171.10x = 4,839,980,029.50
5. Step 5: Solve for x
   x = 4,839,980,029.50/83,171.10
6. Step 6: Final answer
   x = 58,193.05