Finding the Third Proportional to 28,207,290 and 61,109,748

Step by Step Solution

1. Step 1: Write the proportion equation
   28,207,290 : 61,109,748 = 61,109,748 : x
2. Step 2: Convert to fraction form
   28,207,290/61,109,748 = 61,109,748/x
3. Step 3: Cross multiply
   28,207,290x = 61,109,748 × 61,109,748
4. Step 4: Simplify right side
   28,207,290x = 3,734,401,300,623,504
5. Step 5: Solve for x
   x = 3,734,401,300,623,504/28,207,290
6. Step 6: Final answer
   x = 132,391,353.46