Finding the Third Proportional to 238,164,540 and 510,789,112

Step by Step Solution

1. Step 1: Write the proportion equation
   238,164,540 : 510,789,112 = 510,789,112 : x
2. Step 2: Convert to fraction form
   238,164,540/510,789,112 = 510,789,112/x
3. Step 3: Cross multiply
   238,164,540x = 510,789,112 × 510,789,112
4. Step 4: Simplify right side
   238,164,540x = 260,905,516,937,748,544
5. Step 5: Solve for x
   x = 260,905,516,937,748,544/238,164,540
6. Step 6: Final answer
   x = 1,095,484,310.71