Finding the Third Proportional to 615,332 and 931,488

Step by Step Solution

1. Step 1: Write the proportion equation
   615,332 : 931,488 = 931,488 : x
2. Step 2: Convert to fraction form
   615,332/931,488 = 931,488/x
3. Step 3: Cross multiply
   615,332x = 931,488 × 931,488
4. Step 4: Simplify right side
   615,332x = 867,669,894,144
5. Step 5: Solve for x
   x = 867,669,894,144/615,332
6. Step 6: Final answer
   x = 1,410,084.14