Finding the Fourth Proportional to 9,302,145.58, 12,834,075.81 and 5,431,874.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,302,145.58 : 12,834,075.81 = 5,431,874.86 : x
2. Step 2: Convert to fraction form
   9,302,145.58/12,834,075.81 = 5,431,874.86/x
3. Step 3: Cross multiply
   9,302,145.58x = 12,834,075.81 × 5,431,874.86
4. Step 4: Simplify right side
   9,302,145.58x = 69,713,093,743,673.14
5. Step 5: Solve for x
   x = 69,713,093,743,673.14/9,302,145.58
6. Step 6: Final answer
   x = 7,494,302.59