Finding the Third Proportional to 602,494,317 and 931,007,353.50

Step by Step Solution

1. Step 1: Write the proportion equation
   602,494,317 : 931,007,353.50 = 931,007,353.50 : x
2. Step 2: Convert to fraction form
   602,494,317/931,007,353.50 = 931,007,353.50/x
3. Step 3: Cross multiply
   602,494,317x = 931,007,353.50 × 931,007,353.50
4. Step 4: Simplify right side
   602,494,317x = 866,774,692,271,073,920
5. Step 5: Solve for x
   x = 866,774,692,271,073,920/602,494,317
6. Step 6: Final answer
   x = 1,438,643,764.45