Finding the Fourth Proportional to 13,323,111.39, 18,384,867.56 and 7,522,465.68

Step by Step Solution

1. Step 1: Write the proportion equation
   13,323,111.39 : 18,384,867.56 = 7,522,465.68 : x
2. Step 2: Convert to fraction form
   13,323,111.39/18,384,867.56 = 7,522,465.68/x
3. Step 3: Cross multiply
   13,323,111.39x = 18,384,867.56 × 7,522,465.68
4. Step 4: Simplify right side
   13,323,111.39x = 138,299,535,270,251.50
5. Step 5: Solve for x
   x = 138,299,535,270,251.50/13,323,111.39
6. Step 6: Final answer
   x = 10,380,423.25