Finding the Fourth Proportional to 11,406,414.80, 17,104,023.48 and 5,642,488.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,406,414.80 : 17,104,023.48 = 5,642,488.82 : x
2. Step 2: Convert to fraction form
   11,406,414.80/17,104,023.48 = 5,642,488.82/x
3. Step 3: Cross multiply
   11,406,414.80x = 17,104,023.48 × 5,642,488.82
4. Step 4: Simplify right side
   11,406,414.80x = 96,509,261,262,917.50
5. Step 5: Solve for x
   x = 96,509,261,262,917.50/11,406,414.80
6. Step 6: Final answer
   x = 8,460,963.67