Finding the Fourth Proportional to 1,047,719.61, 1,562,409.81 and 1,038,142.17

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047,719.61 : 1,562,409.81 = 1,038,142.17 : x
2. Step 2: Convert to fraction form
   1,047,719.61/1,562,409.81 = 1,038,142.17/x
3. Step 3: Cross multiply
   1,047,719.61x = 1,562,409.81 × 1,038,142.17
4. Step 4: Simplify right side
   1,047,719.61x = 1,622,003,510,582.69
5. Step 5: Solve for x
   x = 1,622,003,510,582.69/1,047,719.61
6. Step 6: Final answer
   x = 1,548,127.47