Finding the Fourth Proportional to 37,744,746.56, 56,633,514.56 and 20,485,141.28

Step by Step Solution

1. Step 1: Write the proportion equation
   37,744,746.56 : 56,633,514.56 = 20,485,141.28 : x
2. Step 2: Convert to fraction form
   37,744,746.56/56,633,514.56 = 20,485,141.28/x
3. Step 3: Cross multiply
   37,744,746.56x = 56,633,514.56 × 20,485,141.28
4. Step 4: Simplify right side
   37,744,746.56x = 1,160,145,546,944,537.25
5. Step 5: Solve for x
   x = 1,160,145,546,944,537.25/37,744,746.56
6. Step 6: Final answer
   x = 30,736,609.80