Finding the Fourth Proportional to 17,391,900.86, 24,010,141.13 and 13,409,474.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,391,900.86 : 24,010,141.13 = 13,409,474.10 : x
2. Step 2: Convert to fraction form
   17,391,900.86/24,010,141.13 = 13,409,474.10/x
3. Step 3: Cross multiply
   17,391,900.86x = 24,010,141.13 × 13,409,474.10
4. Step 4: Simplify right side
   17,391,900.86x = 321,963,365,513,279.88
5. Step 5: Solve for x
   x = 321,963,365,513,279.88/17,391,900.86
6. Step 6: Final answer
   x = 18,512,258.56