Finding the Fourth Proportional to 17,970.02, 26,958.54 and 5,490.62

Step by Step Solution

1. Step 1: Write the proportion equation
   17,970.02 : 26,958.54 = 5,490.62 : x
2. Step 2: Convert to fraction form
   17,970.02/26,958.54 = 5,490.62/x
3. Step 3: Cross multiply
   17,970.02x = 26,958.54 × 5,490.62
4. Step 4: Simplify right side
   17,970.02x = 148,019,098.89
5. Step 5: Solve for x
   x = 148,019,098.89/17,970.02
6. Step 6: Final answer
   x = 8,237.00