Finding the Third Proportional to 2,140,980.75 and 3,131,095.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,140,980.75 : 3,131,095.50 = 3,131,095.50 : x
2. Step 2: Convert to fraction form
   2,140,980.75/3,131,095.50 = 3,131,095.50/x
3. Step 3: Cross multiply
   2,140,980.75x = 3,131,095.50 × 3,131,095.50
4. Step 4: Simplify right side
   2,140,980.75x = 9,803,759,030,120.25
5. Step 5: Solve for x
   x = 9,803,759,030,120.25/2,140,980.75
6. Step 6: Final answer
   x = 4,579,097.23