Finding the Third Proportional to 2,890,492,507 and 4,599,341,812

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890,492,507 : 4,599,341,812 = 4,599,341,812 : x
2. Step 2: Convert to fraction form
   2,890,492,507/4,599,341,812 = 4,599,341,812/x
3. Step 3: Cross multiply
   2,890,492,507x = 4,599,341,812 × 4,599,341,812
4. Step 4: Simplify right side
   2,890,492,507x = 21,153,945,103,611,445,248
5. Step 5: Solve for x
   x = 21,153,945,103,611,445,248/2,890,492,507
6. Step 6: Final answer
   x = 7,318,456,993.88