Finding the Fourth Proportional to 5,090.94, 7,633.67 and 1,580.00

Step by Step Solution

1. Step 1: Write the proportion equation
   5,090.94 : 7,633.67 = 1,580.00 : x
2. Step 2: Convert to fraction form
   5,090.94/7,633.67 = 1,580.00/x
3. Step 3: Cross multiply
   5,090.94x = 7,633.67 × 1,580.00
4. Step 4: Simplify right side
   5,090.94x = 12,061,152.53
5. Step 5: Solve for x
   x = 12,061,152.53/5,090.94
6. Step 6: Final answer
   x = 2,369.14