Finding the Fourth Proportional to 17,406,216.72, 24,001,208.28 and 11,900,484.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,406,216.72 : 24,001,208.28 = 11,900,484.72 : x
2. Step 2: Convert to fraction form
   17,406,216.72/24,001,208.28 = 11,900,484.72/x
3. Step 3: Cross multiply
   17,406,216.72x = 24,001,208.28 × 11,900,484.72
4. Step 4: Simplify right side
   17,406,216.72x = 285,626,012,397,677.50
5. Step 5: Solve for x
   x = 285,626,012,397,677.50/17,406,216.72
6. Step 6: Final answer
   x = 16,409,425.26