Finding the Fourth Proportional to 3,188,076.82, 4,782,136.72 and 1,165,488.64

Step by Step Solution

1. Step 1: Write the proportion equation
   3,188,076.82 : 4,782,136.72 = 1,165,488.64 : x
2. Step 2: Convert to fraction form
   3,188,076.82/4,782,136.72 = 1,165,488.64/x
3. Step 3: Cross multiply
   3,188,076.82x = 4,782,136.72 × 1,165,488.64
4. Step 4: Simplify right side
   3,188,076.82x = 5,573,526,028,214.76
5. Step 5: Solve for x
   x = 5,573,526,028,214.76/3,188,076.82
6. Step 6: Final answer
   x = 1,748,240.82