Finding the Third Proportional to 131,043 and 307,783.50

Step by Step Solution

1. Step 1: Write the proportion equation
   131,043 : 307,783.50 = 307,783.50 : x
2. Step 2: Convert to fraction form
   131,043/307,783.50 = 307,783.50/x
3. Step 3: Cross multiply
   131,043x = 307,783.50 × 307,783.50
4. Step 4: Simplify right side
   131,043x = 94,730,682,872.25
5. Step 5: Solve for x
   x = 94,730,682,872.25/131,043
6. Step 6: Final answer
   x = 722,897.70