Finding the Fourth Proportional to 1,158,369.30, 1,736,171.55 and 484,449.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158,369.30 : 1,736,171.55 = 484,449.30 : x
2. Step 2: Convert to fraction form
   1,158,369.30/1,736,171.55 = 484,449.30/x
3. Step 3: Cross multiply
   1,158,369.30x = 1,736,171.55 × 484,449.30
4. Step 4: Simplify right side
   1,158,369.30x = 841,087,092,077.42
5. Step 5: Solve for x
   x = 841,087,092,077.42/1,158,369.30
6. Step 6: Final answer
   x = 726,095.81