Finding the Fourth Proportional to 1,936,976,965.18, 2,905,446,300.18 and 887,417,458

Step by Step Solution

1. Step 1: Write the proportion equation
   1,936,976,965.18 : 2,905,446,300.18 = 887,417,458 : x
2. Step 2: Convert to fraction form
   1,936,976,965.18/2,905,446,300.18 = 887,417,458/x
3. Step 3: Cross multiply
   1,936,976,965.18x = 2,905,446,300.18 × 887,417,458
4. Step 4: Simplify right side
   1,936,976,965.18x = 2,578,343,770,061,240,320
5. Step 5: Solve for x
   x = 2,578,343,770,061,240,320/1,936,976,965.18
6. Step 6: Final answer
   x = 1,331,117,414.62