Finding the Fourth Proportional to 1,548,111.79, 2,318,632.21 and 739,065.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,548,111.79 : 2,318,632.21 = 739,065.31 : x
2. Step 2: Convert to fraction form
   1,548,111.79/2,318,632.21 = 739,065.31/x
3. Step 3: Cross multiply
   1,548,111.79x = 2,318,632.21 × 739,065.31
4. Step 4: Simplify right side
   1,548,111.79x = 1,713,620,617,771.15
5. Step 5: Solve for x
   x = 1,713,620,617,771.15/1,548,111.79
6. Step 6: Final answer
   x = 1,106,910.13