Finding the Fourth Proportional to 12,655,827.76, 17,466,461.82 and 7,149,557.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,655,827.76 : 17,466,461.82 = 7,149,557.31 : x
2. Step 2: Convert to fraction form
   12,655,827.76/17,466,461.82 = 7,149,557.31/x
3. Step 3: Cross multiply
   12,655,827.76x = 17,466,461.82 × 7,149,557.31
4. Step 4: Simplify right side
   12,655,827.76x = 124,877,469,785,016.91
5. Step 5: Solve for x
   x = 124,877,469,785,016.91/12,655,827.76
6. Step 6: Final answer
   x = 9,867,191.00