Finding the Third Proportional to 985,311 and 1,485,013.50

Step by Step Solution

1. Step 1: Write the proportion equation
   985,311 : 1,485,013.50 = 1,485,013.50 : x
2. Step 2: Convert to fraction form
   985,311/1,485,013.50 = 1,485,013.50/x
3. Step 3: Cross multiply
   985,311x = 1,485,013.50 × 1,485,013.50
4. Step 4: Simplify right side
   985,311x = 2,205,265,095,182.25
5. Step 5: Solve for x
   x = 2,205,265,095,182.25/985,311
6. Step 6: Final answer
   x = 2,238,141.15