Finding the Third Proportional to 12,639,941 and 19,092,746

Step by Step Solution

1. Step 1: Write the proportion equation
   12,639,941 : 19,092,746 = 19,092,746 : x
2. Step 2: Convert to fraction form
   12,639,941/19,092,746 = 19,092,746/x
3. Step 3: Cross multiply
   12,639,941x = 19,092,746 × 19,092,746
4. Step 4: Simplify right side
   12,639,941x = 364,532,949,820,516
5. Step 5: Solve for x
   x = 364,532,949,820,516/12,639,941
6. Step 6: Final answer
   x = 28,839,766.72