Finding the Fourth Proportional to 7,447,216.50, 10,277,294.88 and 4,139,821.26

Step by Step Solution

1. Step 1: Write the proportion equation
   7,447,216.50 : 10,277,294.88 = 4,139,821.26 : x
2. Step 2: Convert to fraction form
   7,447,216.50/10,277,294.88 = 4,139,821.26/x
3. Step 3: Cross multiply
   7,447,216.50x = 10,277,294.88 × 4,139,821.26
4. Step 4: Simplify right side
   7,447,216.50x = 42,546,163,839,513.15
5. Step 5: Solve for x
   x = 42,546,163,839,513.15/7,447,216.50
6. Step 6: Final answer
   x = 5,713,029.00