Finding the Fourth Proportional to 9,356,395.98, 12,911,934.15 and 5,488,982.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,356,395.98 : 12,911,934.15 = 5,488,982.94 : x
2. Step 2: Convert to fraction form
   9,356,395.98/12,911,934.15 = 5,488,982.94/x
3. Step 3: Cross multiply
   9,356,395.98x = 12,911,934.15 × 5,488,982.94
4. Step 4: Simplify right side
   9,356,395.98x = 70,873,386,271,753.41
5. Step 5: Solve for x
   x = 70,873,386,271,753.41/9,356,395.98
6. Step 6: Final answer
   x = 7,574,859.64