Finding the Fourth Proportional to 9,968,113.72, 13,756,002.96 and 5,384,437.12

Step by Step Solution

1. Step 1: Write the proportion equation
   9,968,113.72 : 13,756,002.96 = 5,384,437.12 : x
2. Step 2: Convert to fraction form
   9,968,113.72/13,756,002.96 = 5,384,437.12/x
3. Step 3: Cross multiply
   9,968,113.72x = 13,756,002.96 × 5,384,437.12
4. Step 4: Simplify right side
   9,968,113.72x = 74,068,332,960,653.88
5. Step 5: Solve for x
   x = 74,068,332,960,653.88/9,968,113.72
6. Step 6: Final answer
   x = 7,430,526.48