Finding the Third Proportional to 61,331.50 and 92,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,331.50 : 92,300.50 = 92,300.50 : x
2. Step 2: Convert to fraction form
   61,331.50/92,300.50 = 92,300.50/x
3. Step 3: Cross multiply
   61,331.50x = 92,300.50 × 92,300.50
4. Step 4: Simplify right side
   61,331.50x = 8,519,382,300.25
5. Step 5: Solve for x
   x = 8,519,382,300.25/61,331.50
6. Step 6: Final answer
   x = 138,907.12