Finding the Third Proportional to 130,090.50 and 283,758

Step by Step Solution

1. Step 1: Write the proportion equation
   130,090.50 : 283,758 = 283,758 : x
2. Step 2: Convert to fraction form
   130,090.50/283,758 = 283,758/x
3. Step 3: Cross multiply
   130,090.50x = 283,758 × 283,758
4. Step 4: Simplify right side
   130,090.50x = 80,518,602,564
5. Step 5: Solve for x
   x = 80,518,602,564/130,090.50
6. Step 6: Final answer
   x = 618,942.99