Finding the Third Proportional to 28,555,848 and 42,897,072

Step by Step Solution

1. Step 1: Write the proportion equation
   28,555,848 : 42,897,072 = 42,897,072 : x
2. Step 2: Convert to fraction form
   28,555,848/42,897,072 = 42,897,072/x
3. Step 3: Cross multiply
   28,555,848x = 42,897,072 × 42,897,072
4. Step 4: Simplify right side
   28,555,848x = 1,840,158,786,173,184
5. Step 5: Solve for x
   x = 1,840,158,786,173,184/28,555,848
6. Step 6: Final answer
   x = 64,440,698.32