Finding the Third Proportional to 380,713.50 and 846,528

Step by Step Solution

1. Step 1: Write the proportion equation
   380,713.50 : 846,528 = 846,528 : x
2. Step 2: Convert to fraction form
   380,713.50/846,528 = 846,528/x
3. Step 3: Cross multiply
   380,713.50x = 846,528 × 846,528
4. Step 4: Simplify right side
   380,713.50x = 716,609,654,784
5. Step 5: Solve for x
   x = 716,609,654,784/380,713.50
6. Step 6: Final answer
   x = 1,882,280.65