Finding the Fourth Proportional to 2,598,861.48, 3,898,559.55 and 980,993.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,598,861.48 : 3,898,559.55 = 980,993.07 : x
2. Step 2: Convert to fraction form
   2,598,861.48/3,898,559.55 = 980,993.07/x
3. Step 3: Cross multiply
   2,598,861.48x = 3,898,559.55 × 980,993.07
4. Step 4: Simplify right side
   2,598,861.48x = 3,824,459,901,532.32
5. Step 5: Solve for x
   x = 3,824,459,901,532.32/2,598,861.48
6. Step 6: Final answer
   x = 1,471,590.51