Finding the Fourth Proportional to 31,590, 43,592.14 and 17,442.72

Step by Step Solution

1. Step 1: Write the proportion equation
   31,590 : 43,592.14 = 17,442.72 : x
2. Step 2: Convert to fraction form
   31,590/43,592.14 = 17,442.72/x
3. Step 3: Cross multiply
   31,590x = 43,592.14 × 17,442.72
4. Step 4: Simplify right side
   31,590x = 760,365,492.22
5. Step 5: Solve for x
   x = 760,365,492.22/31,590
6. Step 6: Final answer
   x = 24,069.82