Finding the Fourth Proportional to 85,073.45, 127,638.59 and 37,682.10

Step by Step Solution

1. Step 1: Write the proportion equation
   85,073.45 : 127,638.59 = 37,682.10 : x
2. Step 2: Convert to fraction form
   85,073.45/127,638.59 = 37,682.10/x
3. Step 3: Cross multiply
   85,073.45x = 127,638.59 × 37,682.10
4. Step 4: Simplify right side
   85,073.45x = 4,809,689,923.83
5. Step 5: Solve for x
   x = 4,809,689,923.83/85,073.45
6. Step 6: Final answer
   x = 56,535.74