Finding the Fourth Proportional to 17,620,844.82, 24,271,458.18 and 12,455,325.78

Step by Step Solution

1. Step 1: Write the proportion equation
   17,620,844.82 : 24,271,458.18 = 12,455,325.78 : x
2. Step 2: Convert to fraction form
   17,620,844.82/24,271,458.18 = 12,455,325.78/x
3. Step 3: Cross multiply
   17,620,844.82x = 24,271,458.18 × 12,455,325.78
4. Step 4: Simplify right side
   17,620,844.82x = 302,308,918,787,545.88
5. Step 5: Solve for x
   x = 302,308,918,787,545.88/17,620,844.82
6. Step 6: Final answer
   x = 17,156,323.77