Finding the Fourth Proportional to 37,972,670,433.57, 52,403,247,373.55 and 20,826,206,406.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,972,670,433.57 : 52,403,247,373.55 = 20,826,206,406.09 : x
2. Step 2: Convert to fraction form
   37,972,670,433.57/52,403,247,373.55 = 20,826,206,406.09/x
3. Step 3: Cross multiply
   37,972,670,433.57x = 52,403,247,373.55 × 20,826,206,406.09
4. Step 4: Simplify right side
   37,972,670,433.57x = 1,091,360,846,150,841,794,560
5. Step 5: Solve for x
   x = 1,091,360,846,150,841,794,560/37,972,670,433.57
6. Step 6: Final answer
   x = 28,740,692,547.82