Finding the Fourth Proportional to 11,458,741.52, 17,187,862.59 and 5,390,109.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,458,741.52 : 17,187,862.59 = 5,390,109.50 : x
2. Step 2: Convert to fraction form
   11,458,741.52/17,187,862.59 = 5,390,109.50/x
3. Step 3: Cross multiply
   11,458,741.52x = 17,187,862.59 × 5,390,109.50
4. Step 4: Simplify right side
   11,458,741.52x = 92,644,461,345,114.30
5. Step 5: Solve for x
   x = 92,644,461,345,114.30/11,458,741.52
6. Step 6: Final answer
   x = 8,085,046.79