Finding the Fourth Proportional to 13,304,978.48, 19,957,292.76 and 3,207,518.48

Step by Step Solution

1. Step 1: Write the proportion equation
   13,304,978.48 : 19,957,292.76 = 3,207,518.48 : x
2. Step 2: Convert to fraction form
   13,304,978.48/19,957,292.76 = 3,207,518.48/x
3. Step 3: Cross multiply
   13,304,978.48x = 19,957,292.76 × 3,207,518.48
4. Step 4: Simplify right side
   13,304,978.48x = 64,013,385,338,470.21
5. Step 5: Solve for x
   x = 64,013,385,338,470.21/13,304,978.48
6. Step 6: Final answer
   x = 4,811,235.54