Finding the Fourth Proportional to 11,447,730,308.22, 15,787,209,456.10 and 7,429,103,669.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,447,730,308.22 : 15,787,209,456.10 = 7,429,103,669.28 : x
2. Step 2: Convert to fraction form
   11,447,730,308.22/15,787,209,456.10 = 7,429,103,669.28/x
3. Step 3: Cross multiply
   11,447,730,308.22x = 15,787,209,456.10 × 7,429,103,669.28
4. Step 4: Simplify right side
   11,447,730,308.22x = 117,284,815,698,004,426,752
5. Step 5: Solve for x
   x = 117,284,815,698,004,426,752/11,447,730,308.22
6. Step 6: Final answer
   x = 10,245,246,222.63