Finding the Fourth Proportional to 9,011,310.98, 12,435,352.79 and 5,290,082.24

Step by Step Solution

1. Step 1: Write the proportion equation
   9,011,310.98 : 12,435,352.79 = 5,290,082.24 : x
2. Step 2: Convert to fraction form
   9,011,310.98/12,435,352.79 = 5,290,082.24/x
3. Step 3: Cross multiply
   9,011,310.98x = 12,435,352.79 × 5,290,082.24
4. Step 4: Simplify right side
   9,011,310.98x = 65,784,038,942,513.45
5. Step 5: Solve for x
   x = 65,784,038,942,513.45/9,011,310.98
6. Step 6: Final answer
   x = 7,300,162.99