Finding the Third Proportional to 234,142,709 and 520,636,030

Step by Step Solution

1. Step 1: Write the proportion equation
   234,142,709 : 520,636,030 = 520,636,030 : x
2. Step 2: Convert to fraction form
   234,142,709/520,636,030 = 520,636,030/x
3. Step 3: Cross multiply
   234,142,709x = 520,636,030 × 520,636,030
4. Step 4: Simplify right side
   234,142,709x = 271,061,875,734,160,896
5. Step 5: Solve for x
   x = 271,061,875,734,160,896/234,142,709
6. Step 6: Final answer
   x = 1,157,678,054.09