Finding the Third Proportional to 91,499,544 and 201,422,376

Step by Step Solution

1. Step 1: Write the proportion equation
   91,499,544 : 201,422,376 = 201,422,376 : x
2. Step 2: Convert to fraction form
   91,499,544/201,422,376 = 201,422,376/x
3. Step 3: Cross multiply
   91,499,544x = 201,422,376 × 201,422,376
4. Step 4: Simplify right side
   91,499,544x = 40,570,973,553,485,376
5. Step 5: Solve for x
   x = 40,570,973,553,485,376/91,499,544
6. Step 6: Final answer
   x = 443,400,827.81