Finding the Fourth Proportional to 1,687,323,551.31, 2,530,062,667.84 and 1,339,801,991.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,687,323,551.31 : 2,530,062,667.84 = 1,339,801,991.84 : x
2. Step 2: Convert to fraction form
   1,687,323,551.31/2,530,062,667.84 = 1,339,801,991.84/x
3. Step 3: Cross multiply
   1,687,323,551.31x = 2,530,062,667.84 × 1,339,801,991.84
4. Step 4: Simplify right side
   1,687,323,551.31x = 3,389,783,001,852,056,064
5. Step 5: Solve for x
   x = 3,389,783,001,852,056,064/1,687,323,551.31
6. Step 6: Final answer
   x = 2,008,970,359.73