Finding the Fourth Proportional to 52,809.86, 72,877.61 and 31,594.13

Step by Step Solution

1. Step 1: Write the proportion equation
   52,809.86 : 72,877.61 = 31,594.13 : x
2. Step 2: Convert to fraction form
   52,809.86/72,877.61 = 31,594.13/x
3. Step 3: Cross multiply
   52,809.86x = 72,877.61 × 31,594.13
4. Step 4: Simplify right side
   52,809.86x = 2,302,504,162.07
5. Step 5: Solve for x
   x = 2,302,504,162.07/52,809.86
6. Step 6: Final answer
   x = 43,599.90