Finding the Fourth Proportional to 37,448,507.75, 51,680,536.71 and 20,928,631.83

Step by Step Solution

1. Step 1: Write the proportion equation
   37,448,507.75 : 51,680,536.71 = 20,928,631.83 : x
2. Step 2: Convert to fraction form
   37,448,507.75/51,680,536.71 = 20,928,631.83/x
3. Step 3: Cross multiply
   37,448,507.75x = 51,680,536.71 × 20,928,631.83
4. Step 4: Simplify right side
   37,448,507.75x = 1,081,602,925,580,389.38
5. Step 5: Solve for x
   x = 1,081,602,925,580,389.38/37,448,507.75
6. Step 6: Final answer
   x = 28,882,403.88