Finding the Fourth Proportional to 70,686.22, 97,546.74 and 40,471

Step by Step Solution

1. Step 1: Write the proportion equation
   70,686.22 : 97,546.74 = 40,471 : x
2. Step 2: Convert to fraction form
   70,686.22/97,546.74 = 40,471/x
3. Step 3: Cross multiply
   70,686.22x = 97,546.74 × 40,471
4. Step 4: Simplify right side
   70,686.22x = 3,947,814,114.54
5. Step 5: Solve for x
   x = 3,947,814,114.54/70,686.22
6. Step 6: Final answer
   x = 55,849.84