Finding the Third Proportional to 90,810,310 and 201,776,012

Step by Step Solution

1. Step 1: Write the proportion equation
   90,810,310 : 201,776,012 = 201,776,012 : x
2. Step 2: Convert to fraction form
   90,810,310/201,776,012 = 201,776,012/x
3. Step 3: Cross multiply
   90,810,310x = 201,776,012 × 201,776,012
4. Step 4: Simplify right side
   90,810,310x = 40,713,559,018,624,144
5. Step 5: Solve for x
   x = 40,713,559,018,624,144/90,810,310
6. Step 6: Final answer
   x = 448,336,306.95