Finding the Fourth Proportional to 1,152,816.60, 1,733,007.42 and 1,069,581.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,152,816.60 : 1,733,007.42 = 1,069,581.72 : x
2. Step 2: Convert to fraction form
   1,152,816.60/1,733,007.42 = 1,069,581.72/x
3. Step 3: Cross multiply
   1,152,816.60x = 1,733,007.42 × 1,069,581.72
4. Step 4: Simplify right side
   1,152,816.60x = 1,853,593,057,056.36
5. Step 5: Solve for x
   x = 1,853,593,057,056.36/1,152,816.60
6. Step 6: Final answer
   x = 1,607,882.00