Finding the Fourth Proportional to 3,870,597.15, 5,802,060.69 and 1,817,582.55

Step by Step Solution

1. Step 1: Write the proportion equation
   3,870,597.15 : 5,802,060.69 = 1,817,582.55 : x
2. Step 2: Convert to fraction form
   3,870,597.15/5,802,060.69 = 1,817,582.55/x
3. Step 3: Cross multiply
   3,870,597.15x = 5,802,060.69 × 1,817,582.55
4. Step 4: Simplify right side
   3,870,597.15x = 10,545,724,255,097.05
5. Step 5: Solve for x
   x = 10,545,724,255,097.05/3,870,597.15
6. Step 6: Final answer
   x = 2,724,572.94