Finding the Third Proportional to 130,045.50 and 283,905

Step by Step Solution

1. Step 1: Write the proportion equation
   130,045.50 : 283,905 = 283,905 : x
2. Step 2: Convert to fraction form
   130,045.50/283,905 = 283,905/x
3. Step 3: Cross multiply
   130,045.50x = 283,905 × 283,905
4. Step 4: Simplify right side
   130,045.50x = 80,602,049,025
5. Step 5: Solve for x
   x = 80,602,049,025/130,045.50
6. Step 6: Final answer
   x = 619,798.83