Finding the Fourth Proportional to 1,145,752.32, 1,719,678.72 and 613,873.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,145,752.32 : 1,719,678.72 = 613,873.92 : x
2. Step 2: Convert to fraction form
   1,145,752.32/1,719,678.72 = 613,873.92/x
3. Step 3: Cross multiply
   1,145,752.32x = 1,719,678.72 × 613,873.92
4. Step 4: Simplify right side
   1,145,752.32x = 1,055,665,916,986.98
5. Step 5: Solve for x
   x = 1,055,665,916,986.98/1,145,752.32
6. Step 6: Final answer
   x = 921,373.58