Finding the Third Proportional to 1,507.83 and 3,131.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,507.83 : 3,131.00 = 3,131.00 : x
2. Step 2: Convert to fraction form
   1,507.83/3,131.00 = 3,131.00/x
3. Step 3: Cross multiply
   1,507.83x = 3,131.00 × 3,131.00
4. Step 4: Simplify right side
   1,507.83x = 9,803,148.77
5. Step 5: Solve for x
   x = 9,803,148.77/1,507.83
6. Step 6: Final answer
   x = 6,501.48