Finding the Third Proportional to 2,141,644.50 and 3,316,146.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,644.50 : 3,316,146.75 = 3,316,146.75 : x
2. Step 2: Convert to fraction form
   2,141,644.50/3,316,146.75 = 3,316,146.75/x
3. Step 3: Cross multiply
   2,141,644.50x = 3,316,146.75 × 3,316,146.75
4. Step 4: Simplify right side
   2,141,644.50x = 10,996,829,267,535.56
5. Step 5: Solve for x
   x = 10,996,829,267,535.56/2,141,644.50
6. Step 6: Final answer
   x = 5,134,759.42