Finding the Fourth Proportional to 1,515,800.52, 2,271,726.27 and 616,191.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,800.52 : 2,271,726.27 = 616,191.39 : x
2. Step 2: Convert to fraction form
   1,515,800.52/2,271,726.27 = 616,191.39/x
3. Step 3: Cross multiply
   1,515,800.52x = 2,271,726.27 × 616,191.39
4. Step 4: Simplify right side
   1,515,800.52x = 1,399,818,168,010.82
5. Step 5: Solve for x
   x = 1,399,818,168,010.82/1,515,800.52
6. Step 6: Final answer
   x = 923,484.42