Finding the Fourth Proportional to 23,096,488.40, 31,880,256.72 and 13,313,471.48

Step by Step Solution

1. Step 1: Write the proportion equation
   23,096,488.40 : 31,880,256.72 = 13,313,471.48 : x
2. Step 2: Convert to fraction form
   23,096,488.40/31,880,256.72 = 13,313,471.48/x
3. Step 3: Cross multiply
   23,096,488.40x = 31,880,256.72 × 13,313,471.48
4. Step 4: Simplify right side
   23,096,488.40x = 424,436,888,616,798.38
5. Step 5: Solve for x
   x = 424,436,888,616,798.38/23,096,488.40
6. Step 6: Final answer
   x = 18,376,684.86