Finding the Fourth Proportional to 3,200,447.89, 4,801,149.33 and 1,178,536.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,200,447.89 : 4,801,149.33 = 1,178,536.42 : x
2. Step 2: Convert to fraction form
   3,200,447.89/4,801,149.33 = 1,178,536.42/x
3. Step 3: Cross multiply
   3,200,447.89x = 4,801,149.33 × 1,178,536.42
4. Step 4: Simplify right side
   3,200,447.89x = 5,658,329,343,263.60
5. Step 5: Solve for x
   x = 5,658,329,343,263.60/3,200,447.89
6. Step 6: Final answer
   x = 1,767,980.46