Finding the Fourth Proportional to 11,470,820.22, 15,830,080.56 and 8,123,982.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,470,820.22 : 15,830,080.56 = 8,123,982.50 : x
2. Step 2: Convert to fraction form
   11,470,820.22/15,830,080.56 = 8,123,982.50/x
3. Step 3: Cross multiply
   11,470,820.22x = 15,830,080.56 × 8,123,982.50
4. Step 4: Simplify right side
   11,470,820.22x = 128,603,297,363,879.80
5. Step 5: Solve for x
   x = 128,603,297,363,879.80/11,470,820.22
6. Step 6: Final answer
   x = 11,211,342.77