Finding the Third Proportional to 12,587,340.38 and 19,437,056.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,587,340.38 : 19,437,056.69 = 19,437,056.69 : x
2. Step 2: Convert to fraction form
   12,587,340.38/19,437,056.69 = 19,437,056.69/x
3. Step 3: Cross multiply
   12,587,340.38x = 19,437,056.69 × 19,437,056.69
4. Step 4: Simplify right side
   12,587,340.38x = 377,799,172,673,088.50
5. Step 5: Solve for x
   x = 377,799,172,673,088.50/12,587,340.38
6. Step 6: Final answer
   x = 30,014,217.57