Finding the Third Proportional to 139,459,818 and 304,030,251

Step by Step Solution

1. Step 1: Write the proportion equation
   139,459,818 : 304,030,251 = 304,030,251 : x
2. Step 2: Convert to fraction form
   139,459,818/304,030,251 = 304,030,251/x
3. Step 3: Cross multiply
   139,459,818x = 304,030,251 × 304,030,251
4. Step 4: Simplify right side
   139,459,818x = 92,434,393,523,123,008
5. Step 5: Solve for x
   x = 92,434,393,523,123,008/139,459,818
6. Step 6: Final answer
   x = 662,803,055.74