Finding the Fourth Proportional to 13,323,105.39, 18,384,859.29 and 7,522,459.68

Step by Step Solution

1. Step 1: Write the proportion equation
   13,323,105.39 : 18,384,859.29 = 7,522,459.68 : x
2. Step 2: Convert to fraction form
   13,323,105.39/18,384,859.29 = 7,522,459.68/x
3. Step 3: Cross multiply
   13,323,105.39x = 18,384,859.29 × 7,522,459.68
4. Step 4: Simplify right side
   13,323,105.39x = 138,299,362,731,498.42
5. Step 5: Solve for x
   x = 138,299,362,731,498.42/13,323,105.39
6. Step 6: Final answer
   x = 10,380,414.98