Finding the Fourth Proportional to 83,145.34, 124,685.67 and 26,971.87

Step by Step Solution

1. Step 1: Write the proportion equation
   83,145.34 : 124,685.67 = 26,971.87 : x
2. Step 2: Convert to fraction form
   83,145.34/124,685.67 = 26,971.87/x
3. Step 3: Cross multiply
   83,145.34x = 124,685.67 × 26,971.87
4. Step 4: Simplify right side
   83,145.34x = 3,363,005,682.10
5. Step 5: Solve for x
   x = 3,363,005,682.10/83,145.34
6. Step 6: Final answer
   x = 40,447.31