Finding the Third Proportional to 61,393.50 and 133,731

Step by Step Solution

1. Step 1: Write the proportion equation
   61,393.50 : 133,731 = 133,731 : x
2. Step 2: Convert to fraction form
   61,393.50/133,731 = 133,731/x
3. Step 3: Cross multiply
   61,393.50x = 133,731 × 133,731
4. Step 4: Simplify right side
   61,393.50x = 17,883,980,361
5. Step 5: Solve for x
   x = 17,883,980,361/61,393.50
6. Step 6: Final answer
   x = 291,300.88