Finding the Fourth Proportional to 9,821,978.04, 14,656,151.64 and 8,800,696.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,821,978.04 : 14,656,151.64 = 8,800,696.56 : x
2. Step 2: Convert to fraction form
   9,821,978.04/14,656,151.64 = 8,800,696.56/x
3. Step 3: Cross multiply
   9,821,978.04x = 14,656,151.64 × 8,800,696.56
4. Step 4: Simplify right side
   9,821,978.04x = 128,984,343,320,986.38
5. Step 5: Solve for x
   x = 128,984,343,320,986.38/9,821,978.04
6. Step 6: Final answer
   x = 13,132,216.63