Finding the Fourth Proportional to 12,356.04, 17,050.50 and 7,050.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,356.04 : 17,050.50 = 7,050.75 : x
2. Step 2: Convert to fraction form
   12,356.04/17,050.50 = 7,050.75/x
3. Step 3: Cross multiply
   12,356.04x = 17,050.50 × 7,050.75
4. Step 4: Simplify right side
   12,356.04x = 120,218,748.94
5. Step 5: Solve for x
   x = 120,218,748.94/12,356.04
6. Step 6: Final answer
   x = 9,729.55