Finding the Fourth Proportional to 2,164,320.02, 2,986,849.55 and 1,197,434.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164,320.02 : 2,986,849.55 = 1,197,434.57 : x
2. Step 2: Convert to fraction form
   2,164,320.02/2,986,849.55 = 1,197,434.57/x
3. Step 3: Cross multiply
   2,164,320.02x = 2,986,849.55 × 1,197,434.57
4. Step 4: Simplify right side
   2,164,320.02x = 3,576,556,885,637.52
5. Step 5: Solve for x
   x = 3,576,556,885,637.52/2,164,320.02
6. Step 6: Final answer
   x = 1,652,508.34