Finding the Fourth Proportional to 10,363,455.16, 15,558,653.52 and 7,968,981.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,363,455.16 : 15,558,653.52 = 7,968,981.31 : x
2. Step 2: Convert to fraction form
   10,363,455.16/15,558,653.52 = 7,968,981.31/x
3. Step 3: Cross multiply
   10,363,455.16x = 15,558,653.52 × 7,968,981.31
4. Step 4: Simplify right side
   10,363,455.16x = 123,986,619,109,645.70
5. Step 5: Solve for x
   x = 123,986,619,109,645.70/10,363,455.16
6. Step 6: Final answer
   x = 11,963,830.32