Finding the Third Proportional to 404,443,971.50 and 871,365,683

Step by Step Solution

1. Step 1: Write the proportion equation
   404,443,971.50 : 871,365,683 = 871,365,683 : x
2. Step 2: Convert to fraction form
   404,443,971.50/871,365,683 = 871,365,683/x
3. Step 3: Cross multiply
   404,443,971.50x = 871,365,683 × 871,365,683
4. Step 4: Simplify right side
   404,443,971.50x = 759,278,153,510,056,448
5. Step 5: Solve for x
   x = 759,278,153,510,056,448/404,443,971.50
6. Step 6: Final answer
   x = 1,877,338,289.14