Finding the Third Proportional to 2,435,278.50 and 5,294,428.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,435,278.50 : 5,294,428.31 = 5,294,428.31 : x
2. Step 2: Convert to fraction form
   2,435,278.50/5,294,428.31 = 5,294,428.31/x
3. Step 3: Cross multiply
   2,435,278.50x = 5,294,428.31 × 5,294,428.31
4. Step 4: Simplify right side
   2,435,278.50x = 28,030,971,156,201.60
5. Step 5: Solve for x
   x = 28,030,971,156,201.60/2,435,278.50
6. Step 6: Final answer
   x = 11,510,375.98