Finding the Fourth Proportional to 7,054.45, 10,583.43 and 4,978.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,054.45 : 10,583.43 = 4,978.50 : x
2. Step 2: Convert to fraction form
   7,054.45/10,583.43 = 4,978.50/x
3. Step 3: Cross multiply
   7,054.45x = 10,583.43 × 4,978.50
4. Step 4: Simplify right side
   7,054.45x = 52,689,664.61
5. Step 5: Solve for x
   x = 52,689,664.61/7,054.45
6. Step 6: Final answer
   x = 7,469.00