Finding the Fourth Proportional to 37,438,229.72, 51,665,098.86 and 21,968,572.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,438,229.72 : 51,665,098.86 = 21,968,572.12 : x
2. Step 2: Convert to fraction form
   37,438,229.72/51,665,098.86 = 21,968,572.12/x
3. Step 3: Cross multiply
   37,438,229.72x = 51,665,098.86 × 21,968,572.12
4. Step 4: Simplify right side
   37,438,229.72x = 1,135,008,450,392,839.75
5. Step 5: Solve for x
   x = 1,135,008,450,392,839.75/37,438,229.72
6. Step 6: Final answer
   x = 30,316,830.12