Finding the Fourth Proportional to 9,521,097.96, 13,139,067.60 and 5,170,145.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,521,097.96 : 13,139,067.60 = 5,170,145.52 : x
2. Step 2: Convert to fraction form
   9,521,097.96/13,139,067.60 = 5,170,145.52/x
3. Step 3: Cross multiply
   9,521,097.96x = 13,139,067.60 × 5,170,145.52
4. Step 4: Simplify right side
   9,521,097.96x = 67,930,891,489,117.14
5. Step 5: Solve for x
   x = 67,930,891,489,117.14/9,521,097.96
6. Step 6: Final answer
   x = 7,134,774.98