Finding the Third Proportional to 56,090,728 and 86,162,196

Step by Step Solution

1. Step 1: Write the proportion equation
   56,090,728 : 86,162,196 = 86,162,196 : x
2. Step 2: Convert to fraction form
   56,090,728/86,162,196 = 86,162,196/x
3. Step 3: Cross multiply
   56,090,728x = 86,162,196 × 86,162,196
4. Step 4: Simplify right side
   56,090,728x = 7,423,924,019,542,416
5. Step 5: Solve for x
   x = 7,423,924,019,542,416/56,090,728
6. Step 6: Final answer
   x = 132,355,636.74