Finding the Fourth Proportional to 61,182,987.89, 91,777,531.40 and 17,470,229.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,182,987.89 : 91,777,531.40 = 17,470,229.72 : x
2. Step 2: Convert to fraction form
   61,182,987.89/91,777,531.40 = 17,470,229.72/x
3. Step 3: Cross multiply
   61,182,987.89x = 91,777,531.40 × 17,470,229.72
4. Step 4: Simplify right side
   61,182,987.89x = 1,603,374,556,605,162
5. Step 5: Solve for x
   x = 1,603,374,556,605,162/61,182,987.89
6. Step 6: Final answer
   x = 26,206,215.35