Finding the Fourth Proportional to 31,072.42, 46,571.64 and 17,897.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,072.42 : 46,571.64 = 17,897.50 : x
2. Step 2: Convert to fraction form
   31,072.42/46,571.64 = 17,897.50/x
3. Step 3: Cross multiply
   31,072.42x = 46,571.64 × 17,897.50
4. Step 4: Simplify right side
   31,072.42x = 833,515,926.90
5. Step 5: Solve for x
   x = 833,515,926.90/31,072.42
6. Step 6: Final answer
   x = 26,824.94