Finding the Fourth Proportional to 12,877,344.82, 17,752,978.83 and 10,272,689.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,877,344.82 : 17,752,978.83 = 10,272,689.32 : x
2. Step 2: Convert to fraction form
   12,877,344.82/17,752,978.83 = 10,272,689.32/x
3. Step 3: Cross multiply
   12,877,344.82x = 17,752,978.83 × 10,272,689.32
4. Step 4: Simplify right side
   12,877,344.82x = 182,370,836,025,127.09
5. Step 5: Solve for x
   x = 182,370,836,025,127.09/12,877,344.82
6. Step 6: Final answer
   x = 14,162,145.89