Finding the Fourth Proportional to 8,877,662.07, 12,247,687.82 and 5,155,859.49

Step by Step Solution

1. Step 1: Write the proportion equation
   8,877,662.07 : 12,247,687.82 = 5,155,859.49 : x
2. Step 2: Convert to fraction form
   8,877,662.07/12,247,687.82 = 5,155,859.49/x
3. Step 3: Cross multiply
   8,877,662.07x = 12,247,687.82 × 5,155,859.49
4. Step 4: Simplify right side
   8,877,662.07x = 63,147,357,444,265.23
5. Step 5: Solve for x
   x = 63,147,357,444,265.23/8,877,662.07
6. Step 6: Final answer
   x = 7,113,061.63