Finding the Third Proportional to 709,095,025 and 1,089,256,785.50

Step by Step Solution

1. Step 1: Write the proportion equation
   709,095,025 : 1,089,256,785.50 = 1,089,256,785.50 : x
2. Step 2: Convert to fraction form
   709,095,025/1,089,256,785.50 = 1,089,256,785.50/x
3. Step 3: Cross multiply
   709,095,025x = 1,089,256,785.50 × 1,089,256,785.50
4. Step 4: Simplify right side
   709,095,025x = 1,186,480,344,757,793,024
5. Step 5: Solve for x
   x = 1,186,480,344,757,793,024/709,095,025
6. Step 6: Final answer
   x = 1,673,231,799.59