Finding the Fourth Proportional to 9,347,934.27, 12,900,114.50 and 5,217,929.36

Step by Step Solution

1. Step 1: Write the proportion equation
   9,347,934.27 : 12,900,114.50 = 5,217,929.36 : x
2. Step 2: Convert to fraction form
   9,347,934.27/12,900,114.50 = 5,217,929.36/x
3. Step 3: Cross multiply
   9,347,934.27x = 12,900,114.50 × 5,217,929.36
4. Step 4: Simplify right side
   9,347,934.27x = 67,311,886,106,321.50
5. Step 5: Solve for x
   x = 67,311,886,106,321.50/9,347,934.27
6. Step 6: Final answer
   x = 7,200,723.09