Finding the Fourth Proportional to 9,142,141.35, 12,617,440.32 and 5,658,597.48

Step by Step Solution

1. Step 1: Write the proportion equation
   9,142,141.35 : 12,617,440.32 = 5,658,597.48 : x
2. Step 2: Convert to fraction form
   9,142,141.35/12,617,440.32 = 5,658,597.48/x
3. Step 3: Cross multiply
   9,142,141.35x = 12,617,440.32 × 5,658,597.48
4. Step 4: Simplify right side
   9,142,141.35x = 71,397,015,998,802.41
5. Step 5: Solve for x
   x = 71,397,015,998,802.41/9,142,141.35
6. Step 6: Final answer
   x = 7,809,660.04