Finding the Third Proportional to 61,244 and 91,866.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,244 : 91,866.50 = 91,866.50 : x
2. Step 2: Convert to fraction form
   61,244/91,866.50 = 91,866.50/x
3. Step 3: Cross multiply
   61,244x = 91,866.50 × 91,866.50
4. Step 4: Simplify right side
   61,244x = 8,439,453,822.25
5. Step 5: Solve for x
   x = 8,439,453,822.25/61,244
6. Step 6: Final answer
   x = 137,800.50