Finding the Third Proportional to 1,865,394 and 2,880,528

Step by Step Solution

1. Step 1: Write the proportion equation
   1,865,394 : 2,880,528 = 2,880,528 : x
2. Step 2: Convert to fraction form
   1,865,394/2,880,528 = 2,880,528/x
3. Step 3: Cross multiply
   1,865,394x = 2,880,528 × 2,880,528
4. Step 4: Simplify right side
   1,865,394x = 8,297,441,558,784
5. Step 5: Solve for x
   x = 8,297,441,558,784/1,865,394
6. Step 6: Final answer
   x = 4,448,090.62