Finding the Third Proportional to 139,459,828 and 304,030,280

Step by Step Solution

1. Step 1: Write the proportion equation
   139,459,828 : 304,030,280 = 304,030,280 : x
2. Step 2: Convert to fraction form
   139,459,828/304,030,280 = 304,030,280/x
3. Step 3: Cross multiply
   139,459,828x = 304,030,280 × 304,030,280
4. Step 4: Simplify right side
   139,459,828x = 92,434,411,156,878,400
5. Step 5: Solve for x
   x = 92,434,411,156,878,400/139,459,828
6. Step 6: Final answer
   x = 662,803,134.66