Finding the Third Proportional to 60,692.63 and 70,807.50

Step by Step Solution

1. Step 1: Write the proportion equation
   60,692.63 : 70,807.50 = 70,807.50 : x
2. Step 2: Convert to fraction form
   60,692.63/70,807.50 = 70,807.50/x
3. Step 3: Cross multiply
   60,692.63x = 70,807.50 × 70,807.50
4. Step 4: Simplify right side
   60,692.63x = 5,013,702,056.25
5. Step 5: Solve for x
   x = 5,013,702,056.25/60,692.63
6. Step 6: Final answer
   x = 82,608.09