Finding the Fourth Proportional to 2,651,139.84, 3,977,045.76 and 2,610,105.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,651,139.84 : 3,977,045.76 = 2,610,105.60 : x
2. Step 2: Convert to fraction form
   2,651,139.84/3,977,045.76 = 2,610,105.60/x
3. Step 3: Cross multiply
   2,651,139.84x = 3,977,045.76 × 2,610,105.60
4. Step 4: Simplify right side
   2,651,139.84x = 10,380,509,409,632.26
5. Step 5: Solve for x
   x = 10,380,509,409,632.26/2,651,139.84
6. Step 6: Final answer
   x = 3,915,489.20