Finding the Fourth Proportional to 1,434,859,906.15, 2,148,888,636.82 and 1,434,859,906.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,859,906.15 : 2,148,888,636.82 = 1,434,859,906.15 : x
2. Step 2: Convert to fraction form
   1,434,859,906.15/2,148,888,636.82 = 1,434,859,906.15/x
3. Step 3: Cross multiply
   1,434,859,906.15x = 2,148,888,636.82 × 1,434,859,906.15
4. Step 4: Simplify right side
   1,434,859,906.15x = 3,083,354,147,754,347,008
5. Step 5: Solve for x
   x = 3,083,354,147,754,347,008/1,434,859,906.15
6. Step 6: Final answer
   x = 2,148,888,636.82