Finding the Fourth Proportional to 1,667,189.16, 2,300,723.30 and 903,242.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667,189.16 : 2,300,723.30 = 903,242.72 : x
2. Step 2: Convert to fraction form
   1,667,189.16/2,300,723.30 = 903,242.72/x
3. Step 3: Cross multiply
   1,667,189.16x = 2,300,723.30 × 903,242.72
4. Step 4: Simplify right side
   1,667,189.16x = 2,078,111,579,469.29
5. Step 5: Solve for x
   x = 2,078,111,579,469.29/1,667,189.16
6. Step 6: Final answer
   x = 1,246,476.18