Finding the Fourth Proportional to 3,722,672.05, 5,201,112.05 and 3,722,672.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,722,672.05 : 5,201,112.05 = 3,722,672.05 : x
2. Step 2: Convert to fraction form
   3,722,672.05/5,201,112.05 = 3,722,672.05/x
3. Step 3: Cross multiply
   3,722,672.05x = 5,201,112.05 × 3,722,672.05
4. Step 4: Simplify right side
   3,722,672.05x = 19,362,034,457,453.20
5. Step 5: Solve for x
   x = 19,362,034,457,453.20/3,722,672.05
6. Step 6: Final answer
   x = 5,201,112.05