Finding the Fourth Proportional to 1,485,667.80, 2,051,245.08 and 1,098,568.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,485,667.80 : 2,051,245.08 = 1,098,568.80 : x
2. Step 2: Convert to fraction form
   1,485,667.80/2,051,245.08 = 1,098,568.80/x
3. Step 3: Cross multiply
   1,485,667.80x = 2,051,245.08 × 1,098,568.80
4. Step 4: Simplify right side
   1,485,667.80x = 2,253,433,846,041.50
5. Step 5: Solve for x
   x = 2,253,433,846,041.50/1,485,667.80
6. Step 6: Final answer
   x = 1,516,781.78