Finding the Fourth Proportional to 2,869,896,978.58, 4,304,845,518 and 688,863,114.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,869,896,978.58 : 4,304,845,518 = 688,863,114.58 : x
2. Step 2: Convert to fraction form
   2,869,896,978.58/4,304,845,518 = 688,863,114.58/x
3. Step 3: Cross multiply
   2,869,896,978.58x = 4,304,845,518 × 688,863,114.58
4. Step 4: Simplify right side
   2,869,896,978.58x = 2,965,449,291,315,233,792
5. Step 5: Solve for x
   x = 2,965,449,291,315,233,792/2,869,896,978.58
6. Step 6: Final answer
   x = 1,033,294,683.90