Finding the Fourth Proportional to 11,858,145.48, 17,788,268.52 and 3,338,555.76

Step by Step Solution

1. Step 1: Write the proportion equation
   11,858,145.48 : 17,788,268.52 = 3,338,555.76 : x
2. Step 2: Convert to fraction form
   11,858,145.48/17,788,268.52 = 3,338,555.76/x
3. Step 3: Cross multiply
   11,858,145.48x = 17,788,268.52 × 3,338,555.76
4. Step 4: Simplify right side
   11,858,145.48x = 59,387,126,327,872.67
5. Step 5: Solve for x
   x = 59,387,126,327,872.67/11,858,145.48
6. Step 6: Final answer
   x = 5,008,129.34