Finding the Fourth Proportional to 994,219.72, 1,372,022.72 and 541,510.72

Step by Step Solution

1. Step 1: Write the proportion equation
   994,219.72 : 1,372,022.72 = 541,510.72 : x
2. Step 2: Convert to fraction form
   994,219.72/1,372,022.72 = 541,510.72/x
3. Step 3: Cross multiply
   994,219.72x = 1,372,022.72 × 541,510.72
4. Step 4: Simplify right side
   994,219.72x = 742,965,010,963.56
5. Step 5: Solve for x
   x = 742,965,010,963.56/994,219.72
6. Step 6: Final answer
   x = 747,284.52