Finding the Fourth Proportional to 17,046.53, 23,526.03 and 9,978.87

Step by Step Solution

1. Step 1: Write the proportion equation
   17,046.53 : 23,526.03 = 9,978.87 : x
2. Step 2: Convert to fraction form
   17,046.53/23,526.03 = 9,978.87/x
3. Step 3: Cross multiply
   17,046.53x = 23,526.03 × 9,978.87
4. Step 4: Simplify right side
   17,046.53x = 234,763,194.99
5. Step 5: Solve for x
   x = 234,763,194.99/17,046.53
6. Step 6: Final answer
   x = 13,771.91