Finding the Fourth Proportional to 9,261,411.49, 12,776,676.72 and 5,588,279.38

Step by Step Solution

1. Step 1: Write the proportion equation
   9,261,411.49 : 12,776,676.72 = 5,588,279.38 : x
2. Step 2: Convert to fraction form
   9,261,411.49/12,776,676.72 = 5,588,279.38/x
3. Step 3: Cross multiply
   9,261,411.49x = 12,776,676.72 × 5,588,279.38
4. Step 4: Simplify right side
   9,261,411.49x = 71,399,639,059,302.03
5. Step 5: Solve for x
   x = 71,399,639,059,302.03/9,261,411.49
6. Step 6: Final answer
   x = 7,709,369.05