Finding the Third Proportional to 28,113,518 and 42,469,815

Step by Step Solution

1. Step 1: Write the proportion equation
   28,113,518 : 42,469,815 = 42,469,815 : x
2. Step 2: Convert to fraction form
   28,113,518/42,469,815 = 42,469,815/x
3. Step 3: Cross multiply
   28,113,518x = 42,469,815 × 42,469,815
4. Step 4: Simplify right side
   28,113,518x = 1,803,685,186,134,225
5. Step 5: Solve for x
   x = 1,803,685,186,134,225/28,113,518
6. Step 6: Final answer
   x = 64,157,220.95