Finding the Third Proportional to 191,055,786 and 414,549,156

Step by Step Solution

1. Step 1: Write the proportion equation
   191,055,786 : 414,549,156 = 414,549,156 : x
2. Step 2: Convert to fraction form
   191,055,786/414,549,156 = 414,549,156/x
3. Step 3: Cross multiply
   191,055,786x = 414,549,156 × 414,549,156
4. Step 4: Simplify right side
   191,055,786x = 171,851,002,740,312,320
5. Step 5: Solve for x
   x = 171,851,002,740,312,320/191,055,786
6. Step 6: Final answer
   x = 899,480,755.53