Finding the Fourth Proportional to 10,363,345.98, 15,558,489.48 and 7,968,872.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,363,345.98 : 15,558,489.48 = 7,968,872.10 : x
2. Step 2: Convert to fraction form
   10,363,345.98/15,558,489.48 = 7,968,872.10/x
3. Step 3: Cross multiply
   10,363,345.98x = 15,558,489.48 × 7,968,872.10
4. Step 4: Simplify right side
   10,363,345.98x = 123,983,612,735,315.50
5. Step 5: Solve for x
   x = 123,983,612,735,315.50/10,363,345.98
6. Step 6: Final answer
   x = 11,963,666.27