Finding the Fourth Proportional to 9,345,196.25, 12,896,295.77 and 5,425,316.09

Step by Step Solution

1. Step 1: Write the proportion equation
   9,345,196.25 : 12,896,295.77 = 5,425,316.09 : x
2. Step 2: Convert to fraction form
   9,345,196.25/12,896,295.77 = 5,425,316.09/x
3. Step 3: Cross multiply
   9,345,196.25x = 12,896,295.77 × 5,425,316.09
4. Step 4: Simplify right side
   9,345,196.25x = 69,966,480,915,253.36
5. Step 5: Solve for x
   x = 69,966,480,915,253.36/9,345,196.25
6. Step 6: Final answer
   x = 7,486,892.63