Finding the Third Proportional to 61,628.50 and 88,068.50

Step by Step Solution

1. Step 1: Write the proportion equation
   61,628.50 : 88,068.50 = 88,068.50 : x
2. Step 2: Convert to fraction form
   61,628.50/88,068.50 = 88,068.50/x
3. Step 3: Cross multiply
   61,628.50x = 88,068.50 × 88,068.50
4. Step 4: Simplify right side
   61,628.50x = 7,756,060,692.25
5. Step 5: Solve for x
   x = 7,756,060,692.25/61,628.50
6. Step 6: Final answer
   x = 125,851.85