Finding the Fourth Proportional to 37,448,505.50, 51,680,533.61 and 20,928,629.58

Step by Step Solution

1. Step 1: Write the proportion equation
   37,448,505.50 : 51,680,533.61 = 20,928,629.58 : x
2. Step 2: Convert to fraction form
   37,448,505.50/51,680,533.61 = 20,928,629.58/x
3. Step 3: Cross multiply
   37,448,505.50x = 51,680,533.61 × 20,928,629.58
4. Step 4: Simplify right side
   37,448,505.50x = 1,081,602,744,315,786.88
5. Step 5: Solve for x
   x = 1,081,602,744,315,786.88/37,448,505.50
6. Step 6: Final answer
   x = 28,882,400.78