Finding the Fourth Proportional to 17,826.31, 26,734.06 and 7,435.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,826.31 : 26,734.06 = 7,435.63 : x
2. Step 2: Convert to fraction form
   17,826.31/26,734.06 = 7,435.63/x
3. Step 3: Cross multiply
   17,826.31x = 26,734.06 × 7,435.63
4. Step 4: Simplify right side
   17,826.31x = 198,784,407.71
5. Step 5: Solve for x
   x = 198,784,407.71/17,826.31
6. Step 6: Final answer
   x = 11,151.18