Finding the Fourth Proportional to 9,042,395.34, 12,478,217.49 and 5,174,833.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,042,395.34 : 12,478,217.49 = 5,174,833.53 : x
2. Step 2: Convert to fraction form
   9,042,395.34/12,478,217.49 = 5,174,833.53/x
3. Step 3: Cross multiply
   9,042,395.34x = 12,478,217.49 × 5,174,833.53
4. Step 4: Simplify right side
   9,042,395.34x = 64,572,698,261,884.45
5. Step 5: Solve for x
   x = 64,572,698,261,884.45/9,042,395.34
6. Step 6: Final answer
   x = 7,141,105.41