Finding the Fourth Proportional to 52,834.84, 72,909.78 and 31,625.80

Step by Step Solution

1. Step 1: Write the proportion equation
   52,834.84 : 72,909.78 = 31,625.80 : x
2. Step 2: Convert to fraction form
   52,834.84/72,909.78 = 31,625.80/x
3. Step 3: Cross multiply
   52,834.84x = 72,909.78 × 31,625.80
4. Step 4: Simplify right side
   52,834.84x = 2,305,830,120.32
5. Step 5: Solve for x
   x = 2,305,830,120.32/52,834.84
6. Step 6: Final answer
   x = 43,642.23