Finding the Fourth Proportional to 1,865,700, 2,798,438.76 and 1,097,629.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,865,700 : 2,798,438.76 = 1,097,629.25 : x
2. Step 2: Convert to fraction form
   1,865,700/2,798,438.76 = 1,097,629.25/x
3. Step 3: Cross multiply
   1,865,700x = 2,798,438.76 × 1,097,629.25
4. Step 4: Simplify right side
   1,865,700x = 3,071,648,223,317.54
5. Step 5: Solve for x
   x = 3,071,648,223,317.54/1,865,700
6. Step 6: Final answer
   x = 1,646,378.42