Finding the Fourth Proportional to 11,679,749.39, 17,510,139.28 and 4,861,426.23

Step by Step Solution

1. Step 1: Write the proportion equation
   11,679,749.39 : 17,510,139.28 = 4,861,426.23 : x
2. Step 2: Convert to fraction form
   11,679,749.39/17,510,139.28 = 4,861,426.23/x
3. Step 3: Cross multiply
   11,679,749.39x = 17,510,139.28 × 4,861,426.23
4. Step 4: Simplify right side
   11,679,749.39x = 85,124,250,455,744.55
5. Step 5: Solve for x
   x = 85,124,250,455,744.55/11,679,749.39
6. Step 6: Final answer
   x = 7,288,191.52