Finding the Fourth Proportional to 9,389,956.25, 12,958,274.34 and 5,469,612.05

Step by Step Solution

1. Step 1: Write the proportion equation
   9,389,956.25 : 12,958,274.34 = 5,469,612.05 : x
2. Step 2: Convert to fraction form
   9,389,956.25/12,958,274.34 = 5,469,612.05/x
3. Step 3: Cross multiply
   9,389,956.25x = 12,958,274.34 × 5,469,612.05
4. Step 4: Simplify right side
   9,389,956.25x = 70,876,733,509,665.48
5. Step 5: Solve for x
   x = 70,876,733,509,665.48/9,389,956.25
6. Step 6: Final answer
   x = 7,548,143.10