Finding the Third Proportional to 231,106,851 and 359,002,084.50

Step by Step Solution

1. Step 1: Write the proportion equation
   231,106,851 : 359,002,084.50 = 359,002,084.50 : x
2. Step 2: Convert to fraction form
   231,106,851/359,002,084.50 = 359,002,084.50/x
3. Step 3: Cross multiply
   231,106,851x = 359,002,084.50 × 359,002,084.50
4. Step 4: Simplify right side
   231,106,851x = 128,882,496,675,345,136
5. Step 5: Solve for x
   x = 128,882,496,675,345,136/231,106,851
6. Step 6: Final answer
   x = 557,674,928.79