Finding the Fourth Proportional to 31,152.71, 43,006.16 and 19,222.62

Step by Step Solution

1. Step 1: Write the proportion equation
   31,152.71 : 43,006.16 = 19,222.62 : x
2. Step 2: Convert to fraction form
   31,152.71/43,006.16 = 19,222.62/x
3. Step 3: Cross multiply
   31,152.71x = 43,006.16 × 19,222.62
4. Step 4: Simplify right side
   31,152.71x = 826,691,071.34
5. Step 5: Solve for x
   x = 826,691,071.34/31,152.71
6. Step 6: Final answer
   x = 26,536.73