Finding the Fourth Proportional to 1,505,077.08, 2,077,007.79 and 860,510.81

Step by Step Solution

1. Step 1: Write the proportion equation
   1,505,077.08 : 2,077,007.79 = 860,510.81 : x
2. Step 2: Convert to fraction form
   1,505,077.08/2,077,007.79 = 860,510.81/x
3. Step 3: Cross multiply
   1,505,077.08x = 2,077,007.79 × 860,510.81
4. Step 4: Simplify right side
   1,505,077.08x = 1,787,287,641,061.62
5. Step 5: Solve for x
   x = 1,787,287,641,061.62/1,505,077.08
6. Step 6: Final answer
   x = 1,187,505.72