Finding the Fourth Proportional to 10,830,044.10, 16,245,066.15 and 10,515,116.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,830,044.10 : 16,245,066.15 = 10,515,116.10 : x
2. Step 2: Convert to fraction form
   10,830,044.10/16,245,066.15 = 10,515,116.10/x
3. Step 3: Cross multiply
   10,830,044.10x = 16,245,066.15 × 10,515,116.10
4. Step 4: Simplify right side
   10,830,044.10x = 170,818,756,619,430
5. Step 5: Solve for x
   x = 170,818,756,619,430/10,830,044.10
6. Step 6: Final answer
   x = 15,772,674.15