Finding the Third Proportional to 40,208,862 and 87,791,466

Step by Step Solution

1. Step 1: Write the proportion equation
   40,208,862 : 87,791,466 = 87,791,466 : x
2. Step 2: Convert to fraction form
   40,208,862/87,791,466 = 87,791,466/x
3. Step 3: Cross multiply
   40,208,862x = 87,791,466 × 87,791,466
4. Step 4: Simplify right side
   40,208,862x = 7,707,341,502,429,156
5. Step 5: Solve for x
   x = 7,707,341,502,429,156/40,208,862
6. Step 6: Final answer
   x = 191,682,656.98