Finding the Fourth Proportional to 9,940,726.30, 14,911,089.45 and 8,345,091.10

Step by Step Solution

1. Step 1: Write the proportion equation
   9,940,726.30 : 14,911,089.45 = 8,345,091.10 : x
2. Step 2: Convert to fraction form
   9,940,726.30/14,911,089.45 = 8,345,091.10/x
3. Step 3: Cross multiply
   9,940,726.30x = 14,911,089.45 × 8,345,091.10
4. Step 4: Simplify right side
   9,940,726.30x = 124,434,399,860,498.89
5. Step 5: Solve for x
   x = 124,434,399,860,498.89/9,940,726.30
6. Step 6: Final answer
   x = 12,517,636.65