Finding the Fourth Proportional to 12,057,834.72, 18,065,691.16 and 10,048,987.76

Step by Step Solution

1. Step 1: Write the proportion equation
   12,057,834.72 : 18,065,691.16 = 10,048,987.76 : x
2. Step 2: Convert to fraction form
   12,057,834.72/18,065,691.16 = 10,048,987.76/x
3. Step 3: Cross multiply
   12,057,834.72x = 18,065,691.16 × 10,048,987.76
4. Step 4: Simplify right side
   12,057,834.72x = 181,541,909,342,780.19
5. Step 5: Solve for x
   x = 181,541,909,342,780.19/12,057,834.72
6. Step 6: Final answer
   x = 15,055,929.49