Finding the Third Proportional to 2,431,405.50 and 5,628,264.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,431,405.50 : 5,628,264.75 = 5,628,264.75 : x
2. Step 2: Convert to fraction form
   2,431,405.50/5,628,264.75 = 5,628,264.75/x
3. Step 3: Cross multiply
   2,431,405.50x = 5,628,264.75 × 5,628,264.75
4. Step 4: Simplify right side
   2,431,405.50x = 31,677,364,096,092.56
5. Step 5: Solve for x
   x = 31,677,364,096,092.56/2,431,405.50
6. Step 6: Final answer
   x = 13,028,416.73