Finding the Fourth Proportional to 2,389,892.18, 3,298,009.52 and 1,302,172.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,892.18 : 3,298,009.52 = 1,302,172.74 : x
2. Step 2: Convert to fraction form
   2,389,892.18/3,298,009.52 = 1,302,172.74/x
3. Step 3: Cross multiply
   2,389,892.18x = 3,298,009.52 × 1,302,172.74
4. Step 4: Simplify right side
   2,389,892.18x = 4,294,578,096,459.92
5. Step 5: Solve for x
   x = 4,294,578,096,459.92/2,389,892.18
6. Step 6: Final answer
   x = 1,796,975.67