Finding the Third Proportional to 9,118,286 and 19,749,700

Step by Step Solution

1. Step 1: Write the proportion equation
   9,118,286 : 19,749,700 = 19,749,700 : x
2. Step 2: Convert to fraction form
   9,118,286/19,749,700 = 19,749,700/x
3. Step 3: Cross multiply
   9,118,286x = 19,749,700 × 19,749,700
4. Step 4: Simplify right side
   9,118,286x = 390,050,650,090,000
5. Step 5: Solve for x
   x = 390,050,650,090,000/9,118,286
6. Step 6: Final answer
   x = 42,776,751.04