Finding the Fourth Proportional to 12,737,626,540.34, 17,577,977,904.22 and 7,021,785,503.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,737,626,540.34 : 17,577,977,904.22 = 7,021,785,503.32 : x
2. Step 2: Convert to fraction form
   12,737,626,540.34/17,577,977,904.22 = 7,021,785,503.32/x
3. Step 3: Cross multiply
   12,737,626,540.34x = 17,577,977,904.22 × 7,021,785,503.32
4. Step 4: Simplify right side
   12,737,626,540.34x = 123,428,790,425,531,269,120
5. Step 5: Solve for x
   x = 123,428,790,425,531,269,120/12,737,626,540.34
6. Step 6: Final answer
   x = 9,690,093,365.09