Finding the Fourth Proportional to 10,099,698,598.72, 13,938,014,504.28 and 5,644,362,844

Step by Step Solution

1. Step 1: Write the proportion equation
   10,099,698,598.72 : 13,938,014,504.28 = 5,644,362,844 : x
2. Step 2: Convert to fraction form
   10,099,698,598.72/13,938,014,504.28 = 5,644,362,844/x
3. Step 3: Cross multiply
   10,099,698,598.72x = 13,938,014,504.28 × 5,644,362,844
4. Step 4: Simplify right side
   10,099,698,598.72x = 78,671,211,187,091,111,936
5. Step 5: Solve for x
   x = 78,671,211,187,091,111,936/10,099,698,598.72
6. Step 6: Final answer
   x = 7,789,461,281.26