Finding the Fourth Proportional to 2,389,911.75, 3,298,111.02 and 1,371,316.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,911.75 : 3,298,111.02 = 1,371,316.50 : x
2. Step 2: Convert to fraction form
   2,389,911.75/3,298,111.02 = 1,371,316.50/x
3. Step 3: Cross multiply
   2,389,911.75x = 3,298,111.02 × 1,371,316.50
4. Step 4: Simplify right side
   2,389,911.75x = 4,522,754,060,557.83
5. Step 5: Solve for x
   x = 4,522,754,060,557.83/2,389,911.75
6. Step 6: Final answer
   x = 1,892,435.59