Finding the Fourth Proportional to 9,665,271.91, 13,338,124.86 and 5,314,638.79

Step by Step Solution

1. Step 1: Write the proportion equation
   9,665,271.91 : 13,338,124.86 = 5,314,638.79 : x
2. Step 2: Convert to fraction form
   9,665,271.91/13,338,124.86 = 5,314,638.79/x
3. Step 3: Cross multiply
   9,665,271.91x = 13,338,124.86 × 5,314,638.79
4. Step 4: Simplify right side
   9,665,271.91x = 70,887,315,766,819.31
5. Step 5: Solve for x
   x = 70,887,315,766,819.31/9,665,271.91
6. Step 6: Final answer
   x = 7,334,228.82