Finding the Third Proportional to 61,200.50 and 133,633

Step by Step Solution

1. Step 1: Write the proportion equation
   61,200.50 : 133,633 = 133,633 : x
2. Step 2: Convert to fraction form
   61,200.50/133,633 = 133,633/x
3. Step 3: Cross multiply
   61,200.50x = 133,633 × 133,633
4. Step 4: Simplify right side
   61,200.50x = 17,857,778,689
5. Step 5: Solve for x
   x = 17,857,778,689/61,200.50
6. Step 6: Final answer
   x = 291,791.39