Finding the Fourth Proportional to 11,186,842.51, 16,751,024.12 and 10,504,978.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,186,842.51 : 16,751,024.12 = 10,504,978.84 : x
2. Step 2: Convert to fraction form
   11,186,842.51/16,751,024.12 = 10,504,978.84/x
3. Step 3: Cross multiply
   11,186,842.51x = 16,751,024.12 × 10,504,978.84
4. Step 4: Simplify right side
   11,186,842.51x = 175,969,153,876,404.72
5. Step 5: Solve for x
   x = 175,969,153,876,404.72/11,186,842.51
6. Step 6: Final answer
   x = 15,730,010.83