Finding the Fourth Proportional to 3,665,300.90, 5,488,620.15 and 3,497,339.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665,300.90 : 5,488,620.15 = 3,497,339.30 : x
2. Step 2: Convert to fraction form
   3,665,300.90/5,488,620.15 = 3,497,339.30/x
3. Step 3: Cross multiply
   3,665,300.90x = 5,488,620.15 × 3,497,339.30
4. Step 4: Simplify right side
   3,665,300.90x = 19,195,566,953,366.89
5. Step 5: Solve for x
   x = 19,195,566,953,366.89/3,665,300.90
6. Step 6: Final answer
   x = 5,237,105.35