Finding the Fourth Proportional to 2,429,121.61, 3,641,243.91 and 830,591.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,429,121.61 : 3,641,243.91 = 830,591.47 : x
2. Step 2: Convert to fraction form
   2,429,121.61/3,641,243.91 = 830,591.47/x
3. Step 3: Cross multiply
   2,429,121.61x = 3,641,243.91 × 830,591.47
4. Step 4: Simplify right side
   2,429,121.61x = 3,024,386,131,835.45
5. Step 5: Solve for x
   x = 3,024,386,131,835.45/2,429,121.61
6. Step 6: Final answer
   x = 1,245,053.41