Finding the Fourth Proportional to 1,175,598,978.49, 1,622,326,113.75 and 646,962,962.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175,598,978.49 : 1,622,326,113.75 = 646,962,962.73 : x
2. Step 2: Convert to fraction form
   1,175,598,978.49/1,622,326,113.75 = 646,962,962.73/x
3. Step 3: Cross multiply
   1,175,598,978.49x = 1,622,326,113.75 × 646,962,962.73
4. Step 4: Simplify right side
   1,175,598,978.49x = 1,049,584,909,065,947,008
5. Step 5: Solve for x
   x = 1,049,584,909,065,947,008/1,175,598,978.49
6. Step 6: Final answer
   x = 892,808,626.30