Finding the Fourth Proportional to 13,357,826.88, 18,434,212.47 and 7,556,492.25

Step by Step Solution

1. Step 1: Write the proportion equation
   13,357,826.88 : 18,434,212.47 = 7,556,492.25 : x
2. Step 2: Convert to fraction form
   13,357,826.88/18,434,212.47 = 7,556,492.25/x
3. Step 3: Cross multiply
   13,357,826.88x = 18,434,212.47 × 7,556,492.25
4. Step 4: Simplify right side
   13,357,826.88x = 139,297,983,664,408.34
5. Step 5: Solve for x
   x = 139,297,983,664,408.34/13,357,826.88
6. Step 6: Final answer
   x = 10,428,192.02