Finding the Fourth Proportional to 9,739,448.53, 13,440,834.61 and 5,388,463.98

Step by Step Solution

1. Step 1: Write the proportion equation
   9,739,448.53 : 13,440,834.61 = 5,388,463.98 : x
2. Step 2: Convert to fraction form
   9,739,448.53/13,440,834.61 = 5,388,463.98/x
3. Step 3: Cross multiply
   9,739,448.53x = 13,440,834.61 × 5,388,463.98
4. Step 4: Simplify right side
   9,739,448.53x = 72,425,453,143,651.19
5. Step 5: Solve for x
   x = 72,425,453,143,651.19/9,739,448.53
6. Step 6: Final answer
   x = 7,436,299.18