Finding the Fourth Proportional to 2,672,906.40, 3,685,042.38 and 2,123,445.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,672,906.40 : 3,685,042.38 = 2,123,445.24 : x
2. Step 2: Convert to fraction form
   2,672,906.40/3,685,042.38 = 2,123,445.24/x
3. Step 3: Cross multiply
   2,672,906.40x = 3,685,042.38 × 2,123,445.24
4. Step 4: Simplify right side
   2,672,906.40x = 7,824,985,701,009.27
5. Step 5: Solve for x
   x = 7,824,985,701,009.27/2,672,906.40
6. Step 6: Final answer
   x = 2,927,519.53