Finding the Fourth Proportional to 1,434,061.76, 2,152,422.66 and 724,588.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434,061.76 : 2,152,422.66 = 724,588.04 : x
2. Step 2: Convert to fraction form
   1,434,061.76/2,152,422.66 = 724,588.04/x
3. Step 3: Cross multiply
   1,434,061.76x = 2,152,422.66 × 724,588.04
4. Step 4: Simplify right side
   1,434,061.76x = 1,559,619,716,460.99
5. Step 5: Solve for x
   x = 1,559,619,716,460.99/1,434,061.76
6. Step 6: Final answer
   x = 1,087,554.08