Finding the Fourth Proportional to 57,966, 79,994.04 and 31,470

Step by Step Solution

1. Step 1: Write the proportion equation
   57,966 : 79,994.04 = 31,470 : x
2. Step 2: Convert to fraction form
   57,966/79,994.04 = 31,470/x
3. Step 3: Cross multiply
   57,966x = 79,994.04 × 31,470
4. Step 4: Simplify right side
   57,966x = 2,517,412,438.80
5. Step 5: Solve for x
   x = 2,517,412,438.80/57,966
6. Step 6: Final answer
   x = 43,429.12