Finding the Fourth Proportional to 1,817,164, 2,507,738.16 and 1,012,399.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,817,164 : 2,507,738.16 = 1,012,399.84 : x
2. Step 2: Convert to fraction form
   1,817,164/2,507,738.16 = 1,012,399.84/x
3. Step 3: Cross multiply
   1,817,164x = 2,507,738.16 × 1,012,399.84
4. Step 4: Simplify right side
   1,817,164x = 2,538,833,711,945.89
5. Step 5: Solve for x
   x = 2,538,833,711,945.89/1,817,164
6. Step 6: Final answer
   x = 1,397,140.66