Finding the Third Proportional to 28,555,863 and 42,897,096

Step by Step Solution

1. Step 1: Write the proportion equation
   28,555,863 : 42,897,096 = 42,897,096 : x
2. Step 2: Convert to fraction form
   28,555,863/42,897,096 = 42,897,096/x
3. Step 3: Cross multiply
   28,555,863x = 42,897,096 × 42,897,096
4. Step 4: Simplify right side
   28,555,863x = 1,840,160,845,233,216
5. Step 5: Solve for x
   x = 1,840,160,845,233,216/28,555,863
6. Step 6: Final answer
   x = 64,440,736.57