Finding the Fourth Proportional to 9,269,670.12, 12,793,468.34 and 5,140,619.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,269,670.12 : 12,793,468.34 = 5,140,619.52 : x
2. Step 2: Convert to fraction form
   9,269,670.12/12,793,468.34 = 5,140,619.52/x
3. Step 3: Cross multiply
   9,269,670.12x = 12,793,468.34 × 5,140,619.52
4. Step 4: Simplify right side
   9,269,670.12x = 65,766,353,077,105.99
5. Step 5: Solve for x
   x = 65,766,353,077,105.99/9,269,670.12
6. Step 6: Final answer
   x = 7,094,788.94