Finding the Fourth Proportional to 1,353,665.52, 1,868,060.61 and 741,721.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,353,665.52 : 1,868,060.61 = 741,721.05 : x
2. Step 2: Convert to fraction form
   1,353,665.52/1,868,060.61 = 741,721.05/x
3. Step 3: Cross multiply
   1,353,665.52x = 1,868,060.61 × 741,721.05
4. Step 4: Simplify right side
   1,353,665.52x = 1,385,579,877,112.84
5. Step 5: Solve for x
   x = 1,385,579,877,112.84/1,353,665.52
6. Step 6: Final answer
   x = 1,023,576.25