Finding the Fourth Proportional to 52,669.70, 72,678.72 and 31,446.08

Step by Step Solution

1. Step 1: Write the proportion equation
   52,669.70 : 72,678.72 = 31,446.08 : x
2. Step 2: Convert to fraction form
   52,669.70/72,678.72 = 31,446.08/x
3. Step 3: Cross multiply
   52,669.70x = 72,678.72 × 31,446.08
4. Step 4: Simplify right side
   52,669.70x = 2,285,460,843.42
5. Step 5: Solve for x
   x = 2,285,460,843.42/52,669.70
6. Step 6: Final answer
   x = 43,392.33