Finding the Fourth Proportional to 10,363,465.16, 15,558,668.52 and 7,968,991.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,363,465.16 : 15,558,668.52 = 7,968,991.31 : x
2. Step 2: Convert to fraction form
   10,363,465.16/15,558,668.52 = 7,968,991.31/x
3. Step 3: Cross multiply
   10,363,465.16x = 15,558,668.52 × 7,968,991.31
4. Step 4: Simplify right side
   10,363,465.16x = 123,986,894,231,050.55
5. Step 5: Solve for x
   x = 123,986,894,231,050.55/10,363,465.16
6. Step 6: Final answer
   x = 11,963,845.33