Finding the Fourth Proportional to 10,866,089.60, 14,976,222.72 and 7,959,302.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,866,089.60 : 14,976,222.72 = 7,959,302.72 : x
2. Step 2: Convert to fraction form
   10,866,089.60/14,976,222.72 = 7,959,302.72/x
3. Step 3: Cross multiply
   10,866,089.60x = 14,976,222.72 × 7,959,302.72
4. Step 4: Simplify right side
   10,866,089.60x = 119,200,290,230,621.80
5. Step 5: Solve for x
   x = 119,200,290,230,621.80/10,866,089.60
6. Step 6: Final answer
   x = 10,969,934.41