Finding the Fourth Proportional to 9,269,669.12, 12,793,466.96 and 5,140,618.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,269,669.12 : 12,793,466.96 = 5,140,618.52 : x
2. Step 2: Convert to fraction form
   9,269,669.12/12,793,466.96 = 5,140,618.52/x
3. Step 3: Cross multiply
   9,269,669.12x = 12,793,466.96 × 5,140,618.52
4. Step 4: Simplify right side
   9,269,669.12x = 65,766,333,189,584.10
5. Step 5: Solve for x
   x = 65,766,333,189,584.10/9,269,669.12
6. Step 6: Final answer
   x = 7,094,787.56