Finding the Fourth Proportional to 3,736,701.48, 5,156,663.82 and 2,105,128.40

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736,701.48 : 5,156,663.82 = 2,105,128.40 : x
2. Step 2: Convert to fraction form
   3,736,701.48/5,156,663.82 = 2,105,128.40/x
3. Step 3: Cross multiply
   3,736,701.48x = 5,156,663.82 × 2,105,128.40
4. Step 4: Simplify right side
   3,736,701.48x = 10,855,439,456,734.49
5. Step 5: Solve for x
   x = 10,855,439,456,734.49/3,736,701.48
6. Step 6: Final answer
   x = 2,905,086.08