Finding the Fourth Proportional to 12,749,491.98, 17,594,922.72 and 7,169,494.64

Step by Step Solution

1. Step 1: Write the proportion equation
   12,749,491.98 : 17,594,922.72 = 7,169,494.64 : x
2. Step 2: Convert to fraction form
   12,749,491.98/17,594,922.72 = 7,169,494.64/x
3. Step 3: Cross multiply
   12,749,491.98x = 17,594,922.72 × 7,169,494.64
4. Step 4: Simplify right side
   12,749,491.98x = 126,146,704,044,279.59
5. Step 5: Solve for x
   x = 126,146,704,044,279.59/12,749,491.98
6. Step 6: Final answer
   x = 9,894,253.37