Finding the Fourth Proportional to 9,607,285.15, 13,258,037.98 and 5,256,389

Step by Step Solution

1. Step 1: Write the proportion equation
   9,607,285.15 : 13,258,037.98 = 5,256,389 : x
2. Step 2: Convert to fraction form
   9,607,285.15/13,258,037.98 = 5,256,389/x
3. Step 3: Cross multiply
   9,607,285.15x = 13,258,037.98 × 5,256,389
4. Step 4: Simplify right side
   9,607,285.15x = 69,689,404,999,654.22
5. Step 5: Solve for x
   x = 69,689,404,999,654.22/9,607,285.15
6. Step 6: Final answer
   x = 7,253,808.32