Finding the Fourth Proportional to 1,245,935.52, 1,719,392.06 and 672,976.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,245,935.52 : 1,719,392.06 = 672,976.15 : x
2. Step 2: Convert to fraction form
   1,245,935.52/1,719,392.06 = 672,976.15/x
3. Step 3: Cross multiply
   1,245,935.52x = 1,719,392.06 × 672,976.15
4. Step 4: Simplify right side
   1,245,935.52x = 1,157,109,846,263.33
5. Step 5: Solve for x
   x = 1,157,109,846,263.33/1,245,935.52
6. Step 6: Final answer
   x = 928,707.65