Finding the Fourth Proportional to 12,503,987.52, 18,755,776.56 and 3,984,208.80

Step by Step Solution

1. Step 1: Write the proportion equation
   12,503,987.52 : 18,755,776.56 = 3,984,208.80 : x
2. Step 2: Convert to fraction form
   12,503,987.52/18,755,776.56 = 3,984,208.80/x
3. Step 3: Cross multiply
   12,503,987.52x = 18,755,776.56 × 3,984,208.80
4. Step 4: Simplify right side
   12,503,987.52x = 74,726,930,021,185.72
5. Step 5: Solve for x
   x = 74,726,930,021,185.72/12,503,987.52
6. Step 6: Final answer
   x = 5,976,247.97