Finding the Fourth Proportional to 12,803,508,888.72, 17,669,051,449.41 and 7,009,715,636.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,803,508,888.72 : 17,669,051,449.41 = 7,009,715,636.48 : x
2. Step 2: Convert to fraction form
   12,803,508,888.72/17,669,051,449.41 = 7,009,715,636.48/x
3. Step 3: Cross multiply
   12,803,508,888.72x = 17,669,051,449.41 × 7,009,715,636.48
4. Step 4: Simplify right side
   12,803,508,888.72x = 123,855,026,226,771,099,648
5. Step 5: Solve for x
   x = 123,855,026,226,771,099,648/12,803,508,888.72
6. Step 6: Final answer
   x = 9,673,522,102.67