Finding the Fourth Proportional to 8,654,928.52, 11,881,257.34 and 7,429,105.91

Step by Step Solution

1. Step 1: Write the proportion equation
   8,654,928.52 : 11,881,257.34 = 7,429,105.91 : x
2. Step 2: Convert to fraction form
   8,654,928.52/11,881,257.34 = 7,429,105.91/x
3. Step 3: Cross multiply
   8,654,928.52x = 11,881,257.34 × 7,429,105.91
4. Step 4: Simplify right side
   8,654,928.52x = 88,267,119,063,418.59
5. Step 5: Solve for x
   x = 88,267,119,063,418.59/8,654,928.52
6. Step 6: Final answer
   x = 10,198,480.42