Finding the Fourth Proportional to 9,342,528.04, 12,892,670.78 and 5,212,313.42

Step by Step Solution

1. Step 1: Write the proportion equation
   9,342,528.04 : 12,892,670.78 = 5,212,313.42 : x
2. Step 2: Convert to fraction form
   9,342,528.04/12,892,670.78 = 5,212,313.42/x
3. Step 3: Cross multiply
   9,342,528.04x = 12,892,670.78 × 5,212,313.42
4. Step 4: Simplify right side
   9,342,528.04x = 67,200,640,926,235.86
5. Step 5: Solve for x
   x = 67,200,640,926,235.86/9,342,528.04
6. Step 6: Final answer
   x = 7,192,982.52