Finding the Fourth Proportional to 8,123,452.76, 11,215,469.76 and 5,227,886.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,123,452.76 : 11,215,469.76 = 5,227,886.72 : x
2. Step 2: Convert to fraction form
   8,123,452.76/11,215,469.76 = 5,227,886.72/x
3. Step 3: Cross multiply
   8,123,452.76x = 11,215,469.76 × 5,227,886.72
4. Step 4: Simplify right side
   8,123,452.76x = 58,633,205,416,865.59
5. Step 5: Solve for x
   x = 58,633,205,416,865.59/8,123,452.76
6. Step 6: Final answer
   x = 7,217,768.99