Finding the Fourth Proportional to 31,871.07, 48,106.17 and 31,871.07

Step by Step Solution

1. Step 1: Write the proportion equation
   31,871.07 : 48,106.17 = 31,871.07 : x
2. Step 2: Convert to fraction form
   31,871.07/48,106.17 = 31,871.07/x
3. Step 3: Cross multiply
   31,871.07x = 48,106.17 × 31,871.07
4. Step 4: Simplify right side
   31,871.07x = 1,533,195,111.50
5. Step 5: Solve for x
   x = 1,533,195,111.50/31,871.07
6. Step 6: Final answer
   x = 48,106.17