Finding the Fourth Proportional to 15,400,443.94, 23,123,375.17 and 8,590,322.77

Step by Step Solution

1. Step 1: Write the proportion equation
   15,400,443.94 : 23,123,375.17 = 8,590,322.77 : x
2. Step 2: Convert to fraction form
   15,400,443.94/23,123,375.17 = 8,590,322.77/x
3. Step 3: Cross multiply
   15,400,443.94x = 23,123,375.17 × 8,590,322.77
4. Step 4: Simplify right side
   15,400,443.94x = 198,637,256,162,819.38
5. Step 5: Solve for x
   x = 198,637,256,162,819.38/15,400,443.94
6. Step 6: Final answer
   x = 12,898,151.31