Finding the Third Proportional to 26,929,122 and 42,648,156

Step by Step Solution

1. Step 1: Write the proportion equation
   26,929,122 : 42,648,156 = 42,648,156 : x
2. Step 2: Convert to fraction form
   26,929,122/42,648,156 = 42,648,156/x
3. Step 3: Cross multiply
   26,929,122x = 42,648,156 × 42,648,156
4. Step 4: Simplify right side
   26,929,122x = 1,818,865,210,200,336
5. Step 5: Solve for x
   x = 1,818,865,210,200,336/26,929,122
6. Step 6: Final answer
   x = 67,542,685.21