Finding the Fourth Proportional to 11,649,266.52, 17,472,718.78 and 3,128,495.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,649,266.52 : 17,472,718.78 = 3,128,495.82 : x
2. Step 2: Convert to fraction form
   11,649,266.52/17,472,718.78 = 3,128,495.82/x
3. Step 3: Cross multiply
   11,649,266.52x = 17,472,718.78 × 3,128,495.82
4. Step 4: Simplify right side
   11,649,266.52x = 54,663,327,667,265.50
5. Step 5: Solve for x
   x = 54,663,327,667,265.50/11,649,266.52
6. Step 6: Final answer
   x = 4,692,426.56