Finding the Fourth Proportional to 37,438,213.68, 51,665,076.72 and 21,968,556.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,438,213.68 : 51,665,076.72 = 21,968,556.12 : x
2. Step 2: Convert to fraction form
   37,438,213.68/51,665,076.72 = 21,968,556.12/x
3. Step 3: Cross multiply
   37,438,213.68x = 51,665,076.72 × 21,968,556.12
4. Step 4: Simplify right side
   37,438,213.68x = 1,135,007,137,367,425.50
5. Step 5: Solve for x
   x = 1,135,007,137,367,425.50/37,438,213.68
6. Step 6: Final answer
   x = 30,316,808.04