Finding the Third Proportional to 359,988 and 537,066

Step by Step Solution

1. Step 1: Write the proportion equation
   359,988 : 537,066 = 537,066 : x
2. Step 2: Convert to fraction form
   359,988/537,066 = 537,066/x
3. Step 3: Cross multiply
   359,988x = 537,066 × 537,066
4. Step 4: Simplify right side
   359,988x = 288,439,888,356
5. Step 5: Solve for x
   x = 288,439,888,356/359,988
6. Step 6: Final answer
   x = 801,248.62