Finding the Third Proportional to 698,794,209 and 1,096,107,025.50

Step by Step Solution

1. Step 1: Write the proportion equation
   698,794,209 : 1,096,107,025.50 = 1,096,107,025.50 : x
2. Step 2: Convert to fraction form
   698,794,209/1,096,107,025.50 = 1,096,107,025.50/x
3. Step 3: Cross multiply
   698,794,209x = 1,096,107,025.50 × 1,096,107,025.50
4. Step 4: Simplify right side
   698,794,209x = 1,201,450,611,350,457,600
5. Step 5: Solve for x
   x = 1,201,450,611,350,457,600/698,794,209
6. Step 6: Final answer
   x = 1,719,319,645.01