Finding the Fourth Proportional to 1,434,065.96, 2,152,428.06 and 724,592.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,065.96 : 2,152,428.06 = 724,592.54 : x
2. Step 2: Convert to fraction form
   1,434,065.96/2,152,428.06 = 724,592.54/x
3. Step 3: Cross multiply
   1,434,065.96x = 2,152,428.06 × 724,592.54
4. Step 4: Simplify right side
   1,434,065.96x = 1,559,633,315,162.67
5. Step 5: Solve for x
   x = 1,559,633,315,162.67/1,434,065.96
6. Step 6: Final answer
   x = 1,087,560.38