Finding the Third Proportional to 34,984,968 and 72,205,590

Step by Step Solution

1. Step 1: Write the proportion equation
   34,984,968 : 72,205,590 = 72,205,590 : x
2. Step 2: Convert to fraction form
   34,984,968/72,205,590 = 72,205,590/x
3. Step 3: Cross multiply
   34,984,968x = 72,205,590 × 72,205,590
4. Step 4: Simplify right side
   34,984,968x = 5,213,647,227,248,100
5. Step 5: Solve for x
   x = 5,213,647,227,248,100/34,984,968
6. Step 6: Final answer
   x = 149,025,353.61