Finding the Third Proportional to 61,371 and 90,112.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,371 : 90,112.50 = 90,112.50 : x
2. Step 2: Convert to fraction form
   61,371/90,112.50 = 90,112.50/x
3. Step 3: Cross multiply
   61,371x = 90,112.50 × 90,112.50
4. Step 4: Simplify right side
   61,371x = 8,120,262,656.25
5. Step 5: Solve for x
   x = 8,120,262,656.25/61,371
6. Step 6: Final answer
   x = 132,314.33