Finding the Fourth Proportional to 1,147,298.82, 1,583,282.61 and 624,014.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,147,298.82 : 1,583,282.61 = 624,014.12 : x
2. Step 2: Convert to fraction form
   1,147,298.82/1,583,282.61 = 624,014.12/x
3. Step 3: Cross multiply
   1,147,298.82x = 1,583,282.61 × 624,014.12
4. Step 4: Simplify right side
   1,147,298.82x = 987,990,696,674.04
5. Step 5: Solve for x
   x = 987,990,696,674.04/1,147,298.82
6. Step 6: Final answer
   x = 861,145.05