Finding the Fourth Proportional to 781,570.86, 1,171,743.82 and 308,610.24

Step by Step Solution

1. Step 1: Write the proportion equation
   781,570.86 : 1,171,743.82 = 308,610.24 : x
2. Step 2: Convert to fraction form
   781,570.86/1,171,743.82 = 308,610.24/x
3. Step 3: Cross multiply
   781,570.86x = 1,171,743.82 × 308,610.24
4. Step 4: Simplify right side
   781,570.86x = 361,612,141,508.72
5. Step 5: Solve for x
   x = 361,612,141,508.72/781,570.86
6. Step 6: Final answer
   x = 462,673.52